From d1dfa21384bcfe9c7db432328fd6e8bd34dd6967 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EC=9E=84=EC=9E=AC=EC=B2=AD?= <iqpizza6349@gmail.com>
Date: Wed, 15 Mar 2023 20:40:51 +0900
Subject: [PATCH] =?UTF-8?q?=F0=9F=94=80=20::=20(#12)=20=EC=9C=A0=EC=A0=80?=
 =?UTF-8?q?=20=EC=9C=A0=EC=8A=A4=EC=BC=80=EC=9D=B4=EC=8A=A4=20SPI=20?=
 =?UTF-8?q?=EB=B8=8C=EB=9E=9C=EC=B9=98=EB=A1=9C=20=EB=B3=91=ED=95=A9?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Co-authored-by: 승민 (Eric Lee) <develretr0@gmail.com>
Co-authored-by: jiseok419 <pyosik0419@gmail.com>
---
 .idea/compiler.xml                            |   1 +
 .idea/gradle.xml                              |   4 +-
 .idea/inspectionProfiles/Project_Default.xml  |   3 +
 .../Date-Util/IdaCarnation.Date-Util.test.iml |   4 +
 Applicant-Domain/build.gradle                 |   1 +
 .../applicant/domain/ApplicationDocument.java |  14 ++
 .../applicant/domain/ApplicationStatus.java   |  18 ++
 .../cns/applicant/domain/Examination.java     |  16 ++
 .../dgsw/cns/applicant/domain/Interview.java  |  14 ++
 .../dgsw/cns/applicant/domain/Progress.java   |  18 ++
 .../domain/types/ApplyDetailType.java         |   9 +
 .../cns/applicant/domain/types/ApplyType.java |   7 +
 .../applicant/domain/types/ProgressStep.java  |   5 +
 Applicant-Spi/build.gradle                    |   5 +-
 .../applicant/domain/ApplicantInfoEntity.java |  26 ++
 .../domain/ApplicationDocumentEntity.java     |  30 +++
 .../domain/ApplicationStatusEntity.java       |  30 +++
 .../applicant/domain/ExaminationEntity.java   |  31 +++
 .../cns/applicant/domain/InterviewEntity.java |  25 ++
 .../domain/InterviewFactorEntity.java         |  42 ++++
 .../cns/applicant/domain/ProgressEntity.java  |  47 ++++
 .../cns/applicant/domain/repository/.gitkeep  |   0
 .../repository/InterviewFactorRepository.java |  10 +
 .../com/dgsw/cns/applicant/mapper/.gitkeep    |   0
 .../mapper/ApplicationDocumentMapper.java     |  27 ++
 .../mapper/ApplicationStatusMapper.java       |  31 +++
 .../applicant/mapper/ExaminationMapper.java   |  29 +++
 .../cns/applicant/mapper/InterviewMapper.java |  39 +++
 .../cns/applicant/mapper/ProgressMapper.java  |  28 +++
 Date-Util/build.gradle                        |  19 ++
 .../main/java/com/dgsw/cns/util/DateUtil.java |  42 ++++
 .../dgsw/cns/exception/BusinessException.java |  20 +-
 .../exception/client/BadRequestException.java |  27 ++
 .../exception/client/ConflictException.java   |  27 ++
 .../exception/client/ForbiddenException.java  |  27 ++
 .../cns/exception/client/GoneException.java   |  27 ++
 .../exception/client/NotFoundException.java   |  27 ++
 .../client/UnauthorizedException.java         |  27 ++
 .../applicant/domain/.gitkeep => README.MD    |   0
 School-Domain/build.gradle                    |   1 +
 School-Spi/build.gradle                       |   1 +
 User-Domain/build.gradle                      |  13 +-
 .../com/dgsw/cns/user/domain/Address.java     |  40 +++
 .../java/com/dgsw/cns/user/domain/Member.java |  91 +++++++
 .../java/com/dgsw/cns/user/domain/Merit.java  |  50 ++++
 .../java/com/dgsw/cns/user/domain/Parent.java |  38 +++
 .../com/dgsw/cns/user/domain/Privacy.java     |  48 +++-
 .../com/dgsw/cns/user/spi/UserInfoSpi.java    |  23 --
 .../com/dgsw/cns/user/spi/UserParentSpi.java  |  27 --
 .../cns/user/spi/UserRegistrationSpi.java     |   4 +-
 .../com/dgsw/cns/user/spi/UserVeteranSpi.java |  25 --
 .../email/EmailCertificationSpi.java          |  10 +-
 .../cns/user/spi/query/QueryMeritSpi.java     |  17 ++
 .../java/com/dgsw/cns/user/usecase/.gitkeep   |   0
 .../cns/user/usecase/UserInfoUseCase.java     |  27 ++
 .../cns/user/usecase/UserParentUseCase.java   |  56 +++++
 .../user/usecase/UserRegistrationUseCase.java |  40 +++
 .../cns/user/usecase/UserVeteranUseCase.java  |  59 +++++
 .../cetification/TokenRefreshUseCase.java     |  20 ++
 .../cetification/UserLoginUseCase.java        |  20 ++
 .../cetification/UserRecoveryUseCase.java     |  62 +++++
 .../com/dgsw/cns/user/vo/MemberInfoVO.java    |  16 ++
 .../com/dgsw/cns/user/vo/MemberParentVO.java  |  19 ++
 .../cns/user/vo/MemberRegistrationVO.java     |   8 +
 .../com/dgsw/cns/user/vo/MemberVeteranVO.java |  17 ++
 .../user/vo/certification/MemberLoginVO.java  |   7 +
 .../certification/MemberRecoveryEmailVO.java  |   5 +
 .../vo/certification/MemberRecoveryIdVO.java  |   4 +
 .../MemberRecoveryPasswordVO.java             |   8 +
 .../user/vo/certification/RefreshTokenVO.java |   2 +
 .../cns/user/vo/certification/TokenVO.java    |   3 +
 .../dgsw/cns/user/api/UserInfoApiTest.java    |  87 +++++++
 .../dgsw/cns/user/api/UserParentApiTest.java  | 141 +++++++++++
 .../cns/user/api/UserRecoveryApiTest.java     |  72 ++++++
 .../cns/user/api/UserRegistrationApiTest.java |  75 ++++++
 .../dgsw/cns/user/api/UserVeteranApiTest.java |  40 +++
 .../cns/user/external/EmailRegexTest.java     |  62 +++++
 .../com/dgsw/cns/user/external/RegexTest.java | 235 ++++++++++++++++++
 User-Spi/build.gradle                         |   1 +
 .../com/dgsw/cns/user/domain/MeritEntity.java |  21 ++
 .../dgsw/cns/user/domain/PrivacyEntity.java   |   7 +-
 .../domain/repository/MeritRepository.java    |   9 +
 .../domain/repository/PrivacyRepository.java  |  10 +
 .../com/dgsw/cns/user/mapper/MeritMapper.java |  28 +++
 .../dgsw/cns/user/mapper/PrivacyMapper.java   |  15 +-
 build.gradle                                  |   7 +-
 settings.gradle                               |   1 +
 87 files changed, 2227 insertions(+), 102 deletions(-)
 create mode 100644 .idea/modules/Date-Util/IdaCarnation.Date-Util.test.iml
 create mode 100644 Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/ApplicationDocument.java
 create mode 100644 Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/ApplicationStatus.java
 create mode 100644 Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/Examination.java
 create mode 100644 Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/Interview.java
 create mode 100644 Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/Progress.java
 create mode 100644 Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/types/ApplyDetailType.java
 create mode 100644 Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/types/ApplyType.java
 create mode 100644 Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/types/ProgressStep.java
 create mode 100644 Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ApplicantInfoEntity.java
 create mode 100644 Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ApplicationDocumentEntity.java
 create mode 100644 Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ApplicationStatusEntity.java
 create mode 100644 Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ExaminationEntity.java
 create mode 100644 Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/InterviewEntity.java
 create mode 100644 Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/InterviewFactorEntity.java
 create mode 100644 Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ProgressEntity.java
 delete mode 100644 Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/repository/.gitkeep
 create mode 100644 Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/repository/InterviewFactorRepository.java
 delete mode 100644 Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/.gitkeep
 create mode 100644 Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/ApplicationDocumentMapper.java
 create mode 100644 Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/ApplicationStatusMapper.java
 create mode 100644 Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/ExaminationMapper.java
 create mode 100644 Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/InterviewMapper.java
 create mode 100644 Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/ProgressMapper.java
 create mode 100644 Date-Util/build.gradle
 create mode 100644 Date-Util/src/main/java/com/dgsw/cns/util/DateUtil.java
 create mode 100644 Domain-Common/src/main/java/com/dgsw/cns/exception/client/BadRequestException.java
 create mode 100644 Domain-Common/src/main/java/com/dgsw/cns/exception/client/ConflictException.java
 create mode 100644 Domain-Common/src/main/java/com/dgsw/cns/exception/client/ForbiddenException.java
 create mode 100644 Domain-Common/src/main/java/com/dgsw/cns/exception/client/GoneException.java
 create mode 100644 Domain-Common/src/main/java/com/dgsw/cns/exception/client/NotFoundException.java
 create mode 100644 Domain-Common/src/main/java/com/dgsw/cns/exception/client/UnauthorizedException.java
 rename Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/.gitkeep => README.MD (100%)
 create mode 100644 User-Domain/src/main/java/com/dgsw/cns/user/domain/Merit.java
 delete mode 100644 User-Domain/src/main/java/com/dgsw/cns/user/spi/UserInfoSpi.java
 delete mode 100644 User-Domain/src/main/java/com/dgsw/cns/user/spi/UserParentSpi.java
 delete mode 100644 User-Domain/src/main/java/com/dgsw/cns/user/spi/UserVeteranSpi.java
 create mode 100644 User-Domain/src/main/java/com/dgsw/cns/user/spi/query/QueryMeritSpi.java
 delete mode 100644 User-Domain/src/main/java/com/dgsw/cns/user/usecase/.gitkeep
 create mode 100644 User-Domain/src/main/java/com/dgsw/cns/user/usecase/UserInfoUseCase.java
 create mode 100644 User-Domain/src/main/java/com/dgsw/cns/user/usecase/UserParentUseCase.java
 create mode 100644 User-Domain/src/main/java/com/dgsw/cns/user/usecase/UserRegistrationUseCase.java
 create mode 100644 User-Domain/src/main/java/com/dgsw/cns/user/usecase/UserVeteranUseCase.java
 create mode 100644 User-Domain/src/main/java/com/dgsw/cns/user/usecase/cetification/TokenRefreshUseCase.java
 create mode 100644 User-Domain/src/main/java/com/dgsw/cns/user/usecase/cetification/UserLoginUseCase.java
 create mode 100644 User-Domain/src/main/java/com/dgsw/cns/user/usecase/cetification/UserRecoveryUseCase.java
 create mode 100644 User-Domain/src/test/java/com/dgsw/cns/user/api/UserInfoApiTest.java
 create mode 100644 User-Domain/src/test/java/com/dgsw/cns/user/api/UserParentApiTest.java
 create mode 100644 User-Domain/src/test/java/com/dgsw/cns/user/api/UserRecoveryApiTest.java
 create mode 100644 User-Domain/src/test/java/com/dgsw/cns/user/api/UserRegistrationApiTest.java
 create mode 100644 User-Domain/src/test/java/com/dgsw/cns/user/api/UserVeteranApiTest.java
 create mode 100644 User-Domain/src/test/java/com/dgsw/cns/user/external/EmailRegexTest.java
 create mode 100644 User-Domain/src/test/java/com/dgsw/cns/user/external/RegexTest.java
 create mode 100644 User-Spi/src/main/java/com/dgsw/cns/user/domain/MeritEntity.java
 create mode 100644 User-Spi/src/main/java/com/dgsw/cns/user/domain/repository/MeritRepository.java
 create mode 100644 User-Spi/src/main/java/com/dgsw/cns/user/domain/repository/PrivacyRepository.java
 create mode 100644 User-Spi/src/main/java/com/dgsw/cns/user/mapper/MeritMapper.java

diff --git a/.idea/compiler.xml b/.idea/compiler.xml
index 2d8c750..965080e 100644
--- a/.idea/compiler.xml
+++ b/.idea/compiler.xml
@@ -8,6 +8,7 @@
         <processorPath useClasspath="false">
           <entry name="$USER_HOME$/.gradle/caches/modules-2/files-2.1/org.projectlombok/lombok/1.18.20/18bcea7d5df4d49227b4a0743a536208ce4825bb/lombok-1.18.20.jar" />
         </processorPath>
+        <module name="IdaCarnation.Date-Util.main" />
         <module name="IdaCarnation.Applicant-Spi.main" />
         <module name="IdaCarnation.Spi-Common.main" />
         <module name="IdaCarnation.main" />
diff --git a/.idea/gradle.xml b/.idea/gradle.xml
index db9f83f..6988bda 100644
--- a/.idea/gradle.xml
+++ b/.idea/gradle.xml
@@ -4,14 +4,16 @@
   <component name="GradleSettings">
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>
+        <option name="delegatedBuild" value="true" />
+        <option name="testRunner" value="GRADLE" />
         <option name="distributionType" value="DEFAULT_WRAPPED" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
-        <option name="gradleHome" value="C:/Program Files (x86)/gradle-7.3-all/gradle-7.3" />
         <option name="modules">
           <set>
             <option value="$PROJECT_DIR$" />
             <option value="$PROJECT_DIR$/Applicant-Domain" />
             <option value="$PROJECT_DIR$/Applicant-Spi" />
+            <option value="$PROJECT_DIR$/Date-Util" />
             <option value="$PROJECT_DIR$/Domain-Common" />
             <option value="$PROJECT_DIR$/Http-Api" />
             <option value="$PROJECT_DIR$/School-Domain" />
diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml
index acbc587..bf6b738 100644
--- a/.idea/inspectionProfiles/Project_Default.xml
+++ b/.idea/inspectionProfiles/Project_Default.xml
@@ -1,6 +1,9 @@
 <component name="InspectionProjectProfileManager">
   <profile version="1.0">
     <option name="myName" value="Project Default" />
+    <inspection_tool class="AutoCloseableResource" enabled="true" level="WARNING" enabled_by_default="true">
+      <option name="METHOD_MATCHER_CONFIG" value="java.util.Formatter,format,java.io.Writer,append,com.google.common.base.Preconditions,checkNotNull,org.hibernate.Session,close,java.io.PrintWriter,printf,java.io.PrintStream,printf,jakarta.validation.Validation,buildDefaultValidatorFactory" />
+    </inspection_tool>
     <inspection_tool class="SerialVersionUIDNotStaticFinal" enabled="true" level="WARNING" enabled_by_default="true" />
     <inspection_tool class="SerializableHasSerialVersionUIDField" enabled="true" level="WARNING" enabled_by_default="true" />
   </profile>
diff --git a/.idea/modules/Date-Util/IdaCarnation.Date-Util.test.iml b/.idea/modules/Date-Util/IdaCarnation.Date-Util.test.iml
new file mode 100644
index 0000000..2826aea
--- /dev/null
+++ b/.idea/modules/Date-Util/IdaCarnation.Date-Util.test.iml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module version="4">
+  <component name="TestModuleProperties" production-module="IdaCarnation.Date-Util.main" />
+</module>
\ No newline at end of file
diff --git a/Applicant-Domain/build.gradle b/Applicant-Domain/build.gradle
index 178c594..fd14a43 100644
--- a/Applicant-Domain/build.gradle
+++ b/Applicant-Domain/build.gradle
@@ -10,6 +10,7 @@ repositories {
 }
 
 dependencies {
+    testImplementation all_test
     testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.1'
     testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.1'
 }
diff --git a/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/ApplicationDocument.java b/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/ApplicationDocument.java
new file mode 100644
index 0000000..7059782
--- /dev/null
+++ b/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/ApplicationDocument.java
@@ -0,0 +1,14 @@
+package com.dgsw.cns.applicant.domain;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+
+@Getter
+@Builder
+@AllArgsConstructor
+public class ApplicationDocument {
+    private final String introduction;
+    private final String plan;
+    private final String picture;
+}
diff --git a/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/ApplicationStatus.java b/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/ApplicationStatus.java
new file mode 100644
index 0000000..22057c0
--- /dev/null
+++ b/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/ApplicationStatus.java
@@ -0,0 +1,18 @@
+package com.dgsw.cns.applicant.domain;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+
+import java.time.LocalDateTime;
+
+@Getter
+@Builder
+@AllArgsConstructor
+public class ApplicationStatus {
+    private final Boolean isSubmitted;
+    private final Boolean isPostArrived;
+    private final Boolean isReviewing;
+    private final LocalDateTime submittedAt;
+    private final Boolean isSubmitCompleted;
+}
diff --git a/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/Examination.java b/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/Examination.java
new file mode 100644
index 0000000..9d2eebb
--- /dev/null
+++ b/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/Examination.java
@@ -0,0 +1,16 @@
+package com.dgsw.cns.applicant.domain;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+
+@Getter
+@Builder
+@AllArgsConstructor
+public class Examination {
+    private final Long examCode;
+    private final Integer aptitudeScore;
+    private final Integer swAbilityScore;
+    private final Integer codingTestScore;
+    private final Integer cooperationScore;
+}
diff --git a/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/Interview.java b/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/Interview.java
new file mode 100644
index 0000000..4d36638
--- /dev/null
+++ b/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/Interview.java
@@ -0,0 +1,14 @@
+package com.dgsw.cns.applicant.domain;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+
+@Getter
+@Builder
+@AllArgsConstructor
+public class Interview {
+    private final Integer assignedTeam;
+    private final Boolean isAttended;
+    private final Integer[] scoreOfFactors;
+}
diff --git a/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/Progress.java b/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/Progress.java
new file mode 100644
index 0000000..3e773c8
--- /dev/null
+++ b/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/Progress.java
@@ -0,0 +1,18 @@
+package com.dgsw.cns.applicant.domain;
+
+import com.dgsw.cns.applicant.domain.types.ApplyDetailType;
+import com.dgsw.cns.applicant.domain.types.ApplyType;
+import com.dgsw.cns.applicant.domain.types.ProgressStep;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+
+@Getter
+@Builder
+@AllArgsConstructor
+public class Progress {
+    private final ProgressStep step;
+    private final Boolean isPassed;
+    private final ApplyType applyType;
+    private final ApplyDetailType applyDetailType;
+}
diff --git a/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/types/ApplyDetailType.java b/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/types/ApplyDetailType.java
new file mode 100644
index 0000000..920f3f6
--- /dev/null
+++ b/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/types/ApplyDetailType.java
@@ -0,0 +1,9 @@
+package com.dgsw.cns.applicant.domain.types;
+
+public enum ApplyDetailType {
+    NORMAL, // 일반전형
+    MEISTER, // 마이스터전형
+    REGIONAL_PRIORITY, // 지역우선전형
+    FAIR_CHANCE, // 사회통합 -> 기회균등전형
+    SOCIAL_DIVERSITY // 사회통합 -> 사회다양성 전형
+}
diff --git a/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/types/ApplyType.java b/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/types/ApplyType.java
new file mode 100644
index 0000000..0f272ce
--- /dev/null
+++ b/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/types/ApplyType.java
@@ -0,0 +1,7 @@
+package com.dgsw.cns.applicant.domain.types;
+
+public enum ApplyType {
+    NORMAL,
+    SPECIAL,
+    EXCEPTION
+}
diff --git a/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/types/ProgressStep.java b/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/types/ProgressStep.java
new file mode 100644
index 0000000..4ae8806
--- /dev/null
+++ b/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/types/ProgressStep.java
@@ -0,0 +1,5 @@
+package com.dgsw.cns.applicant.domain.types;
+
+public enum ProgressStep {
+    APPLY, FIRST, SECOND
+}
diff --git a/Applicant-Spi/build.gradle b/Applicant-Spi/build.gradle
index d3523f8..2113d29 100644
--- a/Applicant-Spi/build.gradle
+++ b/Applicant-Spi/build.gradle
@@ -12,10 +12,13 @@ repositories {
 }
 
 dependencies {
+    implementation project(":Spi-Common")
+    implementation project(":Applicant-Domain")
+
     implementation spi_implementations
     annotationProcessor spi_annotations
     testImplementation spi_test
-
+    testImplementation all_test
     testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.1'
     testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.1'
 }
diff --git a/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ApplicantInfoEntity.java b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ApplicantInfoEntity.java
new file mode 100644
index 0000000..2674548
--- /dev/null
+++ b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ApplicantInfoEntity.java
@@ -0,0 +1,26 @@
+package com.dgsw.cns.applicant.domain;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.Id;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.io.Serial;
+import java.io.Serializable;
+
+@Getter
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+@Entity
+public class ApplicantInfoEntity implements Serializable {
+    @Serial
+    private static final long serialVersionUID = 4643205639722210841L;
+
+    @Id
+    private Long userId;
+
+    private Integer applyCode;
+}
diff --git a/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ApplicationDocumentEntity.java b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ApplicationDocumentEntity.java
new file mode 100644
index 0000000..8c4fb3c
--- /dev/null
+++ b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ApplicationDocumentEntity.java
@@ -0,0 +1,30 @@
+package com.dgsw.cns.applicant.domain;
+
+import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Getter
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+@Entity
+public class ApplicationDocumentEntity {
+    @Id
+    private Long userId;
+
+    @MapsId
+    @OneToOne
+    @JoinColumn(referencedColumnName = "userId")
+    private ApplicantInfoEntity applicantInfo;
+
+    @Column(columnDefinition = "TEXT")
+    private String introduction;
+
+    @Column(columnDefinition = "TEXT")
+    private String plan;
+
+    private String picture;
+}
diff --git a/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ApplicationStatusEntity.java b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ApplicationStatusEntity.java
new file mode 100644
index 0000000..1cd95e9
--- /dev/null
+++ b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ApplicationStatusEntity.java
@@ -0,0 +1,30 @@
+package com.dgsw.cns.applicant.domain;
+
+import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.time.LocalDateTime;
+
+@Getter
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+@Entity
+public class ApplicationStatusEntity {
+    @Id
+    private Long userId;
+
+    @MapsId
+    @OneToOne
+    @JoinColumn(referencedColumnName = "userId")
+    private ApplicantInfoEntity applicantInfo;
+
+    private Boolean isSubmitted;
+    private Boolean isPostArrived;
+    private Boolean isReviewing;
+    private LocalDateTime submittedAt;
+    private Boolean isSubmitCompleted;
+}
diff --git a/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ExaminationEntity.java b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ExaminationEntity.java
new file mode 100644
index 0000000..da201e9
--- /dev/null
+++ b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ExaminationEntity.java
@@ -0,0 +1,31 @@
+package com.dgsw.cns.applicant.domain;
+
+import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Getter
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+@Entity
+public class ExaminationEntity {
+    @Id
+    private Long userId;
+
+    @MapsId
+    @OneToOne
+    @JoinColumn(referencedColumnName = "userId")
+    private ApplicantInfoEntity applicantInfo;
+
+    @Column(unique = true)
+    private Long examCode;
+
+    private Integer aptitudeScore;
+    private Integer swAbilityScore;
+    private Integer codingTestScore;
+    private Integer cooperationScore;
+
+}
diff --git a/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/InterviewEntity.java b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/InterviewEntity.java
new file mode 100644
index 0000000..c54de1a
--- /dev/null
+++ b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/InterviewEntity.java
@@ -0,0 +1,25 @@
+package com.dgsw.cns.applicant.domain;
+
+import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Getter
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+@Entity
+public class InterviewEntity {
+    @Id
+    private Long userId;
+
+    @MapsId
+    @OneToOne
+    @JoinColumn(referencedColumnName = "userId")
+    private ApplicantInfoEntity applicantInfo;
+
+    private Integer assignedTeam;
+    private Boolean isAttended;
+}
diff --git a/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/InterviewFactorEntity.java b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/InterviewFactorEntity.java
new file mode 100644
index 0000000..a944436
--- /dev/null
+++ b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/InterviewFactorEntity.java
@@ -0,0 +1,42 @@
+package com.dgsw.cns.applicant.domain;
+
+import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.io.Serial;
+import java.io.Serializable;
+
+@Getter
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+@Entity
+public class InterviewFactorEntity {
+    @Id
+    private InterviewFactorId id;
+
+    @MapsId("userId")
+    private Long userId;
+
+    @MapsId("factorNumber")
+    private Integer factorNumber;
+
+    private Integer score;
+
+    @Builder
+    @AllArgsConstructor
+    @NoArgsConstructor
+    @Embeddable
+    public static class InterviewFactorId implements Serializable {
+        @Serial
+        private static final long serialVersionUID = 5249963166125078136L;
+        @OneToOne
+        @JoinColumn(referencedColumnName = "userId")
+        private ApplicantInfoEntity applicantInfo;
+
+        private Integer factorNumber;
+    }
+}
diff --git a/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ProgressEntity.java b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ProgressEntity.java
new file mode 100644
index 0000000..130c162
--- /dev/null
+++ b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/ProgressEntity.java
@@ -0,0 +1,47 @@
+package com.dgsw.cns.applicant.domain;
+
+import com.dgsw.cns.applicant.domain.types.ApplyDetailType;
+import com.dgsw.cns.applicant.domain.types.ApplyType;
+import com.dgsw.cns.applicant.domain.types.ProgressStep;
+import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.io.Serial;
+import java.io.Serializable;
+
+@Getter
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+@Entity
+public class ProgressEntity {
+    @Id
+    private ApplicantProgressId id;
+
+    private Boolean isPassed;
+
+    @Enumerated(EnumType.STRING)
+    private ApplyType applyType;
+
+    @Enumerated(EnumType.STRING)
+    private ApplyDetailType applyDetailType;
+
+    @Builder
+    @AllArgsConstructor
+    @NoArgsConstructor
+    @Embeddable
+    public static class ApplicantProgressId implements Serializable {
+        @Serial
+        private static final long serialVersionUID = -6318813839014154525L;
+
+        @OneToOne
+        @JoinColumn(referencedColumnName = "userId")
+        private ApplicantInfoEntity applicantInfo;
+
+        @Enumerated(EnumType.STRING)
+        private ProgressStep step;
+    }
+}
diff --git a/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/repository/.gitkeep b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/repository/.gitkeep
deleted file mode 100644
index e69de29..0000000
diff --git a/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/repository/InterviewFactorRepository.java b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/repository/InterviewFactorRepository.java
new file mode 100644
index 0000000..e85303e
--- /dev/null
+++ b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/domain/repository/InterviewFactorRepository.java
@@ -0,0 +1,10 @@
+package com.dgsw.cns.applicant.domain.repository;
+
+import com.dgsw.cns.applicant.domain.InterviewFactorEntity;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.List;
+
+public interface InterviewFactorRepository extends JpaRepository<InterviewFactorEntity, Long> {
+    List<InterviewFactorEntity> findAllByUserIdOrderByFactorNumberAsc(Long userId);
+}
diff --git a/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/.gitkeep b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/.gitkeep
deleted file mode 100644
index e69de29..0000000
diff --git a/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/ApplicationDocumentMapper.java b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/ApplicationDocumentMapper.java
new file mode 100644
index 0000000..7aaa3b5
--- /dev/null
+++ b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/ApplicationDocumentMapper.java
@@ -0,0 +1,27 @@
+package com.dgsw.cns.applicant.mapper;
+
+import com.dgsw.cns.applicant.domain.ApplicationDocument;
+import com.dgsw.cns.applicant.domain.ApplicationDocumentEntity;
+import com.dgsw.cns.global.mapper.Mapper;
+import org.springframework.stereotype.Component;
+
+@Component
+public class ApplicationDocumentMapper implements Mapper<ApplicationDocument, ApplicationDocumentEntity> {
+    @Override
+    public ApplicationDocumentEntity domainToEntity(ApplicationDocument domain) {
+        return ApplicationDocumentEntity.builder()
+                .introduction(domain.getIntroduction())
+                .plan(domain.getPlan())
+                .picture(domain.getPicture())
+                .build();
+    }
+
+    @Override
+    public ApplicationDocument entityToEntity(ApplicationDocumentEntity entity) {
+        return ApplicationDocument.builder()
+                .introduction(entity.getIntroduction())
+                .plan(entity.getPlan())
+                .picture(entity.getPicture())
+                .build();
+    }
+}
diff --git a/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/ApplicationStatusMapper.java b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/ApplicationStatusMapper.java
new file mode 100644
index 0000000..420a9ee
--- /dev/null
+++ b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/ApplicationStatusMapper.java
@@ -0,0 +1,31 @@
+package com.dgsw.cns.applicant.mapper;
+
+import com.dgsw.cns.applicant.domain.ApplicationStatus;
+import com.dgsw.cns.applicant.domain.ApplicationStatusEntity;
+import com.dgsw.cns.global.mapper.Mapper;
+import org.springframework.stereotype.Component;
+
+@Component
+public class ApplicationStatusMapper implements Mapper<ApplicationStatus, ApplicationStatusEntity> {
+    @Override
+    public ApplicationStatusEntity domainToEntity(ApplicationStatus domain) {
+        return ApplicationStatusEntity.builder()
+                .isPostArrived(domain.getIsPostArrived())
+                .isReviewing(domain.getIsReviewing())
+                .submittedAt(domain.getSubmittedAt())
+                .isSubmitted(domain.getIsSubmitted())
+                .isSubmitCompleted(domain.getIsSubmitCompleted())
+                .build();
+    }
+
+    @Override
+    public ApplicationStatus entityToEntity(ApplicationStatusEntity entity) {
+        return ApplicationStatus.builder()
+                .isPostArrived(entity.getIsPostArrived())
+                .isReviewing(entity.getIsReviewing())
+                .submittedAt(entity.getSubmittedAt())
+                .isSubmitted(entity.getIsSubmitted())
+                .isSubmitCompleted(entity.getIsSubmitCompleted())
+                .build();
+    }
+}
diff --git a/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/ExaminationMapper.java b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/ExaminationMapper.java
new file mode 100644
index 0000000..530793b
--- /dev/null
+++ b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/ExaminationMapper.java
@@ -0,0 +1,29 @@
+package com.dgsw.cns.applicant.mapper;
+
+import com.dgsw.cns.applicant.domain.Examination;
+import com.dgsw.cns.applicant.domain.ExaminationEntity;
+import com.dgsw.cns.global.mapper.Mapper;
+import org.springframework.stereotype.Component;
+
+@Component
+public class ExaminationMapper implements Mapper<Examination, ExaminationEntity> {
+    @Override
+    public ExaminationEntity domainToEntity(Examination domain) {
+        return ExaminationEntity.builder()
+                .aptitudeScore(domain.getAptitudeScore())
+                .codingTestScore(domain.getCodingTestScore())
+                .cooperationScore(domain.getCooperationScore())
+                .swAbilityScore(domain.getSwAbilityScore())
+                .build();
+    }
+
+    @Override
+    public Examination entityToEntity(ExaminationEntity entity) {
+        return Examination.builder()
+                .aptitudeScore(entity.getAptitudeScore())
+                .codingTestScore(entity.getCodingTestScore())
+                .cooperationScore(entity.getCooperationScore())
+                .swAbilityScore(entity.getSwAbilityScore())
+                .build();
+    }
+}
diff --git a/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/InterviewMapper.java b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/InterviewMapper.java
new file mode 100644
index 0000000..160ab33
--- /dev/null
+++ b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/InterviewMapper.java
@@ -0,0 +1,39 @@
+package com.dgsw.cns.applicant.mapper;
+
+import com.dgsw.cns.applicant.domain.Interview;
+import com.dgsw.cns.applicant.domain.InterviewEntity;
+import com.dgsw.cns.applicant.domain.InterviewFactorEntity;
+import com.dgsw.cns.applicant.domain.repository.InterviewFactorRepository;
+import com.dgsw.cns.global.mapper.Mapper;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+
+@RequiredArgsConstructor
+@Component
+public class InterviewMapper implements Mapper<Interview, InterviewEntity> {
+    private final InterviewFactorRepository interviewFactorRepository;
+
+    @Override
+    public InterviewEntity domainToEntity(Interview domain) {
+        return InterviewEntity.builder()
+                .assignedTeam(domain.getAssignedTeam())
+                .isAttended(domain.getIsAttended())
+                .build();
+    }
+
+    @Override
+    public Interview entityToEntity(InterviewEntity entity) {
+        List<Integer> factors = interviewFactorRepository
+                .findAllByUserIdOrderByFactorNumberAsc(entity.getUserId())
+                .stream().map(InterviewFactorEntity::getScore)
+                .toList();
+
+        return Interview.builder()
+                .assignedTeam(entity.getAssignedTeam())
+                .isAttended(entity.getIsAttended())
+                .scoreOfFactors(factors.toArray(new Integer[0]))
+                .build();
+    }
+}
diff --git a/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/ProgressMapper.java b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/ProgressMapper.java
new file mode 100644
index 0000000..49671ca
--- /dev/null
+++ b/Applicant-Spi/src/main/java/com/dgsw/cns/applicant/mapper/ProgressMapper.java
@@ -0,0 +1,28 @@
+package com.dgsw.cns.applicant.mapper;
+
+import com.dgsw.cns.applicant.domain.Progress;
+import com.dgsw.cns.applicant.domain.ProgressEntity;
+import com.dgsw.cns.global.mapper.Mapper;
+import org.springframework.stereotype.Component;
+
+@Component
+public class ProgressMapper implements Mapper<Progress, ProgressEntity> {
+
+    @Override
+    public ProgressEntity domainToEntity(Progress domain) {
+        return ProgressEntity.builder()
+                .applyType(domain.getApplyType())
+                .applyDetailType(domain.getApplyDetailType())
+                .isPassed(domain.getIsPassed())
+                .build();
+    }
+
+    @Override
+    public Progress entityToEntity(ProgressEntity entity) {
+        return Progress.builder()
+                .applyType(entity.getApplyType())
+                .applyDetailType(entity.getApplyDetailType())
+                .isPassed(entity.getIsPassed())
+                .build();
+    }
+}
diff --git a/Date-Util/build.gradle b/Date-Util/build.gradle
new file mode 100644
index 0000000..178c594
--- /dev/null
+++ b/Date-Util/build.gradle
@@ -0,0 +1,19 @@
+plugins {
+    id 'java'
+}
+
+group 'com.dgsw.cns'
+version '1.0-SNAPSHOT'
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.1'
+    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.1'
+}
+
+test {
+    useJUnitPlatform()
+}
\ No newline at end of file
diff --git a/Date-Util/src/main/java/com/dgsw/cns/util/DateUtil.java b/Date-Util/src/main/java/com/dgsw/cns/util/DateUtil.java
new file mode 100644
index 0000000..38c3493
--- /dev/null
+++ b/Date-Util/src/main/java/com/dgsw/cns/util/DateUtil.java
@@ -0,0 +1,42 @@
+package com.dgsw.cns.util;
+
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+
+import java.text.DateFormat;
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.time.LocalDate;
+import java.time.ZoneId;
+import java.util.Date;
+
+/**
+ * 날짜 변환 유틸 클래스 <br>
+ * 유틸 클래스이므로 생성자를 생성하지 못하도록 합니다.
+ * {@link NoArgsConstructor}
+ */
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public final class DateUtil {
+
+    /** Don't let anyone instantiate this class. */
+
+    public static LocalDate stringToLocalDate(String data) throws ParseException {
+        final SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
+        return stringToLocalDate(data, format);
+    }
+
+    public static LocalDate stringToLocalDate(String data, DateFormat format)
+            throws ParseException {
+        return LocalDate.from(format.parse(data).toInstant().atZone(ZoneId.of("Asia/Seoul"))
+                .toLocalDate());
+    }
+
+    public static String dateToString(Date date) {
+        SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+        return dateToString(date, format);
+    }
+
+    public static String dateToString(Date date, DateFormat format) {
+        return format.format(date);
+    }
+}
diff --git a/Domain-Common/src/main/java/com/dgsw/cns/exception/BusinessException.java b/Domain-Common/src/main/java/com/dgsw/cns/exception/BusinessException.java
index e130644..a2ff9fc 100644
--- a/Domain-Common/src/main/java/com/dgsw/cns/exception/BusinessException.java
+++ b/Domain-Common/src/main/java/com/dgsw/cns/exception/BusinessException.java
@@ -1,16 +1,32 @@
 package com.dgsw.cns.exception;
 
-import lombok.AllArgsConstructor;
 import lombok.Getter;
 
 import java.io.Serial;
 
 @Getter
-@AllArgsConstructor
 public abstract class BusinessException extends RuntimeException {
     @Serial
     private static final long serialVersionUID = 5963735616692049871L;
 
     private final int code;
     private final String message;
+
+    protected BusinessException(int code, String message) {
+        super(message);
+        this.code = code;
+        this.message = message;
+    }
+
+    protected BusinessException(int code, String message, Throwable cause) {
+        super(message, cause);
+        this.code = code;
+        this.message = message;
+    }
+
+    protected BusinessException(int code, Throwable cause) {
+        super(cause);
+        this.code = code;
+        this.message = cause.getMessage();
+    }
 }
diff --git a/Domain-Common/src/main/java/com/dgsw/cns/exception/client/BadRequestException.java b/Domain-Common/src/main/java/com/dgsw/cns/exception/client/BadRequestException.java
new file mode 100644
index 0000000..9e15309
--- /dev/null
+++ b/Domain-Common/src/main/java/com/dgsw/cns/exception/client/BadRequestException.java
@@ -0,0 +1,27 @@
+package com.dgsw.cns.exception.client;
+
+import com.dgsw.cns.exception.BusinessException;
+
+import java.io.Serial;
+
+public class BadRequestException extends BusinessException {
+
+    @Serial
+    private static final long serialVersionUID = -6757242672830219821L;
+
+    public BadRequestException() {
+        super(400, "잘못된 요청입니다.");
+    }
+
+    public BadRequestException(String message) {
+        super(400, message);
+    }
+
+    public BadRequestException(String message, Throwable cause) {
+        super(400, message, cause);
+    }
+
+    public BadRequestException(Throwable cause) {
+        super(400, cause);
+    }
+}
diff --git a/Domain-Common/src/main/java/com/dgsw/cns/exception/client/ConflictException.java b/Domain-Common/src/main/java/com/dgsw/cns/exception/client/ConflictException.java
new file mode 100644
index 0000000..92bd76b
--- /dev/null
+++ b/Domain-Common/src/main/java/com/dgsw/cns/exception/client/ConflictException.java
@@ -0,0 +1,27 @@
+package com.dgsw.cns.exception.client;
+
+import com.dgsw.cns.exception.BusinessException;
+
+import java.io.Serial;
+
+public class ConflictException extends BusinessException {
+
+    @Serial
+    private static final long serialVersionUID = 7199746423396108406L;
+
+    public ConflictException() {
+        super(409, "리소스 간 충돌이 발생하였습니다.");
+    }
+
+    public ConflictException(String message) {
+        super(409, message);
+    }
+
+    public ConflictException(String message, Throwable cause) {
+        super(409, message, cause);
+    }
+
+    public ConflictException(Throwable cause) {
+        super(409, cause);
+    }
+}
diff --git a/Domain-Common/src/main/java/com/dgsw/cns/exception/client/ForbiddenException.java b/Domain-Common/src/main/java/com/dgsw/cns/exception/client/ForbiddenException.java
new file mode 100644
index 0000000..ce029ff
--- /dev/null
+++ b/Domain-Common/src/main/java/com/dgsw/cns/exception/client/ForbiddenException.java
@@ -0,0 +1,27 @@
+package com.dgsw.cns.exception.client;
+
+import com.dgsw.cns.exception.BusinessException;
+
+import java.io.Serial;
+
+public class ForbiddenException extends BusinessException {
+
+    @Serial
+    private static final long serialVersionUID = -9021620174507117969L;
+
+    public ForbiddenException() {
+        super(403, "요청의 접근이 금지되었습니다.");
+    }
+
+    public ForbiddenException(String message) {
+        super(403, message);
+    }
+
+    public ForbiddenException(String message, Throwable cause) {
+        super(403, message, cause);
+    }
+
+    public ForbiddenException(Throwable cause) {
+        super(403, cause);
+    }
+}
diff --git a/Domain-Common/src/main/java/com/dgsw/cns/exception/client/GoneException.java b/Domain-Common/src/main/java/com/dgsw/cns/exception/client/GoneException.java
new file mode 100644
index 0000000..2e8fa5a
--- /dev/null
+++ b/Domain-Common/src/main/java/com/dgsw/cns/exception/client/GoneException.java
@@ -0,0 +1,27 @@
+package com.dgsw.cns.exception.client;
+
+import com.dgsw.cns.exception.BusinessException;
+
+import java.io.Serial;
+
+public class GoneException extends BusinessException {
+
+    @Serial
+    private static final long serialVersionUID = 5033082193438936786L;
+
+    public GoneException() {
+        super(410, "서버에서 임의로 삭제되어 더 이상 자원을 찾을 수 없습니다.");
+    }
+
+    public GoneException(String message) {
+        super(410, message);
+    }
+
+    public GoneException(String message, Throwable cause) {
+        super(410, message, cause);
+    }
+
+    public GoneException(Throwable cause) {
+        super(410, cause);
+    }
+}
diff --git a/Domain-Common/src/main/java/com/dgsw/cns/exception/client/NotFoundException.java b/Domain-Common/src/main/java/com/dgsw/cns/exception/client/NotFoundException.java
new file mode 100644
index 0000000..b63ac36
--- /dev/null
+++ b/Domain-Common/src/main/java/com/dgsw/cns/exception/client/NotFoundException.java
@@ -0,0 +1,27 @@
+package com.dgsw.cns.exception.client;
+
+import com.dgsw.cns.exception.BusinessException;
+
+import java.io.Serial;
+
+public class NotFoundException extends BusinessException {
+
+    @Serial
+    private static final long serialVersionUID = 8203154193900797635L;
+
+    public NotFoundException() {
+        super(404, "존재하지 않은 URI 혹은 리소스입니다.");
+    }
+
+    public NotFoundException(String message) {
+        super(404, message);
+    }
+
+    public NotFoundException(String message, Throwable cause) {
+        super(404, message, cause);
+    }
+
+    public NotFoundException(Throwable cause) {
+        super(404, cause);
+    }
+}
diff --git a/Domain-Common/src/main/java/com/dgsw/cns/exception/client/UnauthorizedException.java b/Domain-Common/src/main/java/com/dgsw/cns/exception/client/UnauthorizedException.java
new file mode 100644
index 0000000..55b98ab
--- /dev/null
+++ b/Domain-Common/src/main/java/com/dgsw/cns/exception/client/UnauthorizedException.java
@@ -0,0 +1,27 @@
+package com.dgsw.cns.exception.client;
+
+import com.dgsw.cns.exception.BusinessException;
+
+import java.io.Serial;
+
+public class UnauthorizedException extends BusinessException {
+
+    @Serial
+    private static final long serialVersionUID = -3887797664991378760L;
+
+    public UnauthorizedException() {
+        super(401, "권한이 없는 요청입니다.");
+    }
+
+    public UnauthorizedException(String message) {
+        super(401, message);
+    }
+
+    public UnauthorizedException(String message, Throwable cause) {
+        super(401, message, cause);
+    }
+
+    public UnauthorizedException(Throwable cause) {
+        super(401, cause);
+    }
+}
diff --git a/Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/.gitkeep b/README.MD
similarity index 100%
rename from Applicant-Domain/src/main/java/com/dgsw/cns/applicant/domain/.gitkeep
rename to README.MD
diff --git a/School-Domain/build.gradle b/School-Domain/build.gradle
index 178c594..fd14a43 100644
--- a/School-Domain/build.gradle
+++ b/School-Domain/build.gradle
@@ -10,6 +10,7 @@ repositories {
 }
 
 dependencies {
+    testImplementation all_test
     testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.1'
     testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.1'
 }
diff --git a/School-Spi/build.gradle b/School-Spi/build.gradle
index d3523f8..3a39122 100644
--- a/School-Spi/build.gradle
+++ b/School-Spi/build.gradle
@@ -15,6 +15,7 @@ dependencies {
     implementation spi_implementations
     annotationProcessor spi_annotations
     testImplementation spi_test
+    testImplementation all_test
 
     testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.1'
     testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.1'
diff --git a/User-Domain/build.gradle b/User-Domain/build.gradle
index 13d9bcd..b23c57d 100644
--- a/User-Domain/build.gradle
+++ b/User-Domain/build.gradle
@@ -11,9 +11,18 @@ repositories {
 
 dependencies {
     implementation project(":Domain-Common")
+    implementation project(":Date-Util")
+    implementation usecase_implementations
 
-    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.1'
-    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.1'
+    testImplementation usecase_test
+    testImplementation all_test
+    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.9.2'
+    testImplementation 'org.junit.jupiter:junit-jupiter-params:5.9.2'
+    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.9.2'
+}
+
+tasks.withType(JavaCompile) {
+    options.encoding = "UTF-8"
 }
 
 test {
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/domain/Address.java b/User-Domain/src/main/java/com/dgsw/cns/user/domain/Address.java
index 894d5c9..8131cc6 100644
--- a/User-Domain/src/main/java/com/dgsw/cns/user/domain/Address.java
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/domain/Address.java
@@ -1,8 +1,12 @@
 package com.dgsw.cns.user.domain;
 
+import com.dgsw.cns.exception.client.NotFoundException;
 import lombok.Builder;
 import lombok.Getter;
 
+import java.io.Serial;
+import java.util.Objects;
+
 @Getter
 @Builder
 public class Address {
@@ -13,4 +17,40 @@ public class Address {
     private final String streetAddress;
     private final short zipCode;
 
+    public static final class AddressNotFoundException extends NotFoundException {
+        @Serial
+        private static final long serialVersionUID = -2811835751455258639L;
+
+        public AddressNotFoundException() {
+            super("주소가 존재하지 않습니다.");
+        }
+
+        public AddressNotFoundException(String message) {
+            super(message);
+        }
+
+        public AddressNotFoundException(String message, Throwable cause) {
+            super(message, cause);
+        }
+
+        public AddressNotFoundException(Throwable cause) {
+            super(cause);
+        }
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        Address address = (Address) o;
+        return zipCode == address.zipCode && Objects.equals(id, address.id)
+                && Objects.equals(userId, address.userId)
+                && Objects.equals(detailAddress, address.detailAddress)
+                && Objects.equals(streetAddress, address.streetAddress);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(id, userId, detailAddress, streetAddress, zipCode);
+    }
 }
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/domain/Member.java b/User-Domain/src/main/java/com/dgsw/cns/user/domain/Member.java
index 3dea28b..a753295 100644
--- a/User-Domain/src/main/java/com/dgsw/cns/user/domain/Member.java
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/domain/Member.java
@@ -1,9 +1,15 @@
 package com.dgsw.cns.user.domain;
 
+import com.dgsw.cns.exception.client.ConflictException;
+import com.dgsw.cns.exception.client.ForbiddenException;
+import com.dgsw.cns.exception.client.NotFoundException;
+import com.dgsw.cns.exception.client.UnauthorizedException;
 import com.dgsw.cns.user.domain.enums.Role;
 import lombok.Builder;
 import lombok.Getter;
 
+import java.io.Serial;
+
 @Getter
 @Builder
 public class Member {
@@ -17,4 +23,89 @@ public class Member {
     public void setPassword(String password) {
         this.password = password;
     }
+
+    public static final class MemberNotFoundException extends NotFoundException {
+        @Serial
+        private static final long serialVersionUID = -5317178839823250949L;
+
+        public MemberNotFoundException() {
+            super("해당 회원이 존재하지 않습니다.");
+        }
+
+        public MemberNotFoundException(String message) {
+            super(message);
+        }
+
+        public MemberNotFoundException(String message, Throwable cause) {
+            super(message, cause);
+        }
+
+        public MemberNotFoundException(Throwable cause) {
+            super(cause);
+        }
+    }
+
+    public static final class EmailAlreadyExistsException extends ConflictException {
+        @Serial
+        private static final long serialVersionUID = 5337685738358478423L;
+
+        public EmailAlreadyExistsException() {
+            super("이미 사용 중인 이메일입니다.");
+        }
+
+        public EmailAlreadyExistsException(String message) {
+            super(message);
+        }
+
+        public EmailAlreadyExistsException(String message, Throwable cause) {
+            super(message, cause);
+        }
+
+        public EmailAlreadyExistsException(Throwable cause) {
+            super(cause);
+        }
+    }
+
+    public static final class PasswordMismatchException extends UnauthorizedException {
+        @Serial
+        private static final long serialVersionUID = 1058051660673119800L;
+
+        public PasswordMismatchException() {
+            super("비밀번호가 일치하지 않습니다.");
+        }
+
+        public PasswordMismatchException(String message) {
+            super(message);
+        }
+
+        public PasswordMismatchException(String message, Throwable cause) {
+            super(message, cause);
+        }
+
+        public PasswordMismatchException(Throwable cause) {
+            super(cause);
+        }
+    }
+
+    public static final class VerificationCodeMismatchException
+            extends ForbiddenException {
+        @Serial
+        private static final long serialVersionUID = 3141750005630367740L;
+
+        public VerificationCodeMismatchException() {
+            super("인증코드가 일치하지 않습니다.");
+        }
+
+        public VerificationCodeMismatchException(String message) {
+            super(message);
+        }
+
+        public VerificationCodeMismatchException(String message, Throwable cause) {
+            super(message, cause);
+        }
+
+        public VerificationCodeMismatchException(Throwable cause) {
+            super(cause);
+        }
+    }
 }
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/domain/Merit.java b/User-Domain/src/main/java/com/dgsw/cns/user/domain/Merit.java
new file mode 100644
index 0000000..1db18ae
--- /dev/null
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/domain/Merit.java
@@ -0,0 +1,50 @@
+package com.dgsw.cns.user.domain;
+
+import com.dgsw.cns.exception.client.ConflictException;
+import lombok.Builder;
+import lombok.Getter;
+
+import java.io.Serial;
+import java.util.Objects;
+
+@Getter
+@Builder
+public class Merit {
+
+    private final String code;
+    private final String department;
+
+    public static final class ForgeryMeritCodeException extends ConflictException {
+        @Serial
+        private static final long serialVersionUID = -7797890304000773116L;
+
+        public ForgeryMeritCodeException() {
+            super("저장되지않은 보훈 번호입니다.");
+        }
+
+        public ForgeryMeritCodeException(String message) {
+            super(message);
+        }
+
+        public ForgeryMeritCodeException(String message, Throwable cause) {
+            super(message, cause);
+        }
+
+        public ForgeryMeritCodeException(Throwable cause) {
+            super(cause);
+        }
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        Merit merit = (Merit) o;
+        return Objects.equals(code, merit.code) && Objects.equals(department, merit.department);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(code, department);
+    }
+}
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/domain/Parent.java b/User-Domain/src/main/java/com/dgsw/cns/user/domain/Parent.java
index 7af0dd0..68c6aa0 100644
--- a/User-Domain/src/main/java/com/dgsw/cns/user/domain/Parent.java
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/domain/Parent.java
@@ -1,9 +1,12 @@
 package com.dgsw.cns.user.domain;
 
+import com.dgsw.cns.exception.client.NotFoundException;
 import lombok.Builder;
 import lombok.Getter;
 
+import java.io.Serial;
 import java.time.LocalDate;
+import java.util.Objects;
 
 @Getter
 @Builder
@@ -16,4 +19,39 @@ public class Parent {
     private final String name;
     private final String relation;
 
+    public static final class ParentNotFoundException extends NotFoundException {
+        @Serial
+        private static final long serialVersionUID = -7270571150357608874L;
+
+        public ParentNotFoundException() {
+            super("부모 정보가 존재하지 않습니다.");
+        }
+
+        public ParentNotFoundException(String message) {
+            super(message);
+        }
+
+        public ParentNotFoundException(String message, Throwable cause) {
+            super(message, cause);
+        }
+
+        public ParentNotFoundException(Throwable cause) {
+            super(cause);
+        }
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        Parent parent = (Parent) o;
+        return Objects.equals(id, parent.id) && Objects.equals(userId, parent.userId)
+                && Objects.equals(birth, parent.birth) && Objects.equals(contact, parent.contact)
+                && Objects.equals(name, parent.name) && Objects.equals(relation, parent.relation);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(id, userId, birth, contact, name, relation);
+    }
 }
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/domain/Privacy.java b/User-Domain/src/main/java/com/dgsw/cns/user/domain/Privacy.java
index 50cafe9..47331ef 100644
--- a/User-Domain/src/main/java/com/dgsw/cns/user/domain/Privacy.java
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/domain/Privacy.java
@@ -1,10 +1,13 @@
 package com.dgsw.cns.user.domain;
 
+import com.dgsw.cns.exception.client.NotFoundException;
 import com.dgsw.cns.user.domain.enums.Gender;
 import lombok.Builder;
 import lombok.Getter;
 
+import java.io.Serial;
 import java.time.LocalDate;
+import java.util.Objects;
 
 @Getter
 @Builder
@@ -18,6 +21,49 @@ public class Privacy {
 
     private final String contact;
 
-    private final String meritCode;
+    private String meritCode;
 
+    public void updateMeritCode(String meritCode) {
+        this.meritCode = meritCode;
+    }
+
+    public boolean isCodeNull() {
+        return (meritCode == null);
+    }
+
+    public static final class PrivacyNotFoundException extends NotFoundException {
+        @Serial
+        private static final long serialVersionUID = 3846624041980964378L;
+
+        public PrivacyNotFoundException() {
+            super("개인정보가 존재하지 않습니다.");
+        }
+
+        public PrivacyNotFoundException(String message) {
+            super(message);
+        }
+
+        public PrivacyNotFoundException(String message, Throwable cause) {
+            super(message, cause);
+        }
+
+        public PrivacyNotFoundException(Throwable cause) {
+            super(cause);
+        }
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        Privacy privacy = (Privacy) o;
+        return Objects.equals(userId, privacy.userId) && Objects.equals(birth, privacy.birth)
+                && gender == privacy.gender && Objects.equals(contact, privacy.contact)
+                && Objects.equals(meritCode, privacy.meritCode);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(userId, birth, gender, contact, meritCode);
+    }
 }
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/spi/UserInfoSpi.java b/User-Domain/src/main/java/com/dgsw/cns/user/spi/UserInfoSpi.java
deleted file mode 100644
index 1fe29b8..0000000
--- a/User-Domain/src/main/java/com/dgsw/cns/user/spi/UserInfoSpi.java
+++ /dev/null
@@ -1,23 +0,0 @@
-package com.dgsw.cns.user.spi;
-
-import com.dgsw.cns.user.vo.MemberInfoVO;
-
-/**
- * 지원생의 기본 정보를 조회하는 서비스 인터페이스
- */
-public interface UserInfoSpi {
-
-    /**
-     * 지원생의 기본 정보를 조회합니다.
-     * <pre>
-     *     - 이름
-     *     - 생일
-     *     - 성별
-     *     - 전화번호
-     * </pre>
-     * @param id 지원생 식별키(PK)
-     * @return 조회한 기본 정보를 반환합니다.
-     */
-    MemberInfoVO findUserInfo(final long id);
-
-}
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/spi/UserParentSpi.java b/User-Domain/src/main/java/com/dgsw/cns/user/spi/UserParentSpi.java
deleted file mode 100644
index b175b2f..0000000
--- a/User-Domain/src/main/java/com/dgsw/cns/user/spi/UserParentSpi.java
+++ /dev/null
@@ -1,27 +0,0 @@
-package com.dgsw.cns.user.spi;
-
-import com.dgsw.cns.user.domain.Address;
-import com.dgsw.cns.user.domain.Parent;
-import com.dgsw.cns.user.vo.MemberParentVO;
-
-/**
- * 지원생의 부모 정보를 조회 및 수정하는 서비스 인터페이스
- */
-public interface UserParentSpi {
-
-    /**
-     * 지원생의 부모 정보를 수정 및 저장합니다.
-     * @param id 지원생 식별키(PK)
-     * @param parent 지원생 부모 정보
-     * @param address 지원생 주소
-     */
-    void modifyParentInfo(final long id, final Parent parent, final Address address);
-
-    /**
-     * 지원생의 부모 정보를 조회합니다.
-     * @param id 지원생 식별키(PK)
-     * @return 조회한 부모 정보를 반환합니다.
-     */
-    MemberParentVO findParentInfoById(final long id);
-
-}
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/spi/UserRegistrationSpi.java b/User-Domain/src/main/java/com/dgsw/cns/user/spi/UserRegistrationSpi.java
index 3a547b6..a1aa186 100644
--- a/User-Domain/src/main/java/com/dgsw/cns/user/spi/UserRegistrationSpi.java
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/spi/UserRegistrationSpi.java
@@ -11,7 +11,7 @@ public interface UserRegistrationSpi {
 
     /**
      * 이메일, 비밀번호, 이메일 인증 코드를 인자로 사용하여 회원가입을 진행합니다.
-     * 이때, 이메일은 {@link EmailCertificationSpi#validationEmail(String)}를 통해
+     * 이때, 이메일은 {@link EmailCertificationSpi#matchesVerificationCode(String)}를 통해
      * 이메일 검증을 거챠야합니다.
      * Database 에 저장할 때에는 보안을 위해
      * {@link PasswordCertificationSpi#encryptPassword(String)}
@@ -20,7 +20,7 @@ public interface UserRegistrationSpi {
      * 최종적으로 회원가입이 완료됩니다.
      * <pre>
      * {@link EmailCertificationSpi#sendCertificationCode(String, Object)}
-     * {@link EmailCertificationSpi#matches(String)}
+     * {@link EmailCertificationSpi#matchesVerificationCode(String)}
      * </pre>
      *
      * @param email 가입할 이메일
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/spi/UserVeteranSpi.java b/User-Domain/src/main/java/com/dgsw/cns/user/spi/UserVeteranSpi.java
deleted file mode 100644
index 1dfc83e..0000000
--- a/User-Domain/src/main/java/com/dgsw/cns/user/spi/UserVeteranSpi.java
+++ /dev/null
@@ -1,25 +0,0 @@
-package com.dgsw.cns.user.spi;
-
-import com.dgsw.cns.user.vo.MemberVeteranVO;
-
-/**
- * 국가 보훈 코드를 저장하고 조회하는 서비스 인터페이스
- */
-public interface UserVeteranSpi {
-
-    /**
-     * 국가 보훈 코드를 조회합니다.
-     * @param id 지원생 식별키(PK)
-     * @return 조회한 보훈 정보를 반환합니다.
-     */
-    MemberVeteranVO getVeteranInfo(final long id);
-
-    /**
-     * 국가 보훈 코드 및 보훈청을 입력합니다.
-     * @param id 지원생 식별키(PK)
-     * @param department 국가 보훈청
-     * @param veteranId 국가 보훈 번호
-     */
-    void updateVeteranInfo(final long id, final String department, final String veteranId);
-
-}
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/spi/certification/email/EmailCertificationSpi.java b/User-Domain/src/main/java/com/dgsw/cns/user/spi/certification/email/EmailCertificationSpi.java
index efe4208..7c955a9 100644
--- a/User-Domain/src/main/java/com/dgsw/cns/user/spi/certification/email/EmailCertificationSpi.java
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/spi/certification/email/EmailCertificationSpi.java
@@ -1,24 +1,16 @@
 package com.dgsw.cns.user.spi.certification.email;
 
-import java.util.regex.Pattern;
-
 /**
  * 이메일 인증 코드 발송 및 검증 서비스 인터페이스
  */
 public interface EmailCertificationSpi {
 
-    Pattern EMAIL_REGEX = Pattern.compile("^[a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+@[a-zA-Z0-9.-]+$");
-
-    default boolean validationEmail(final String email) {
-        return EMAIL_REGEX.matcher(email).matches();
-    }
-
     /**
      * 받은 이메일 인증코드(6자리)가 전송한 인증코드와 일치 하는 지를 확인 
      * @param code 클라이언트 측 이메일 인증코드
      * @return 일치하다면 true, 아니라면 false
      */
-    boolean matches(final String code);
+    boolean matchesVerificationCode(final String code);
 
     /**
      * 이메일로 인증코드(6자리)를 전송합니다.
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/spi/query/QueryMeritSpi.java b/User-Domain/src/main/java/com/dgsw/cns/user/spi/query/QueryMeritSpi.java
new file mode 100644
index 0000000..5c7efa6
--- /dev/null
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/spi/query/QueryMeritSpi.java
@@ -0,0 +1,17 @@
+package com.dgsw.cns.user.spi.query;
+
+import com.dgsw.cns.user.domain.Merit;
+
+import java.util.Optional;
+
+/**
+ * 주소 도메인과 직접적인 관계가 있는 쿼리들만 취급하는 POJO 형식의 DAO
+ * @see com.dgsw.cns.user.domain.Merit
+ */
+public interface QueryMeritSpi {
+
+    Merit saveOrUpdate(Merit merit);
+
+    Optional<Merit> findMeritByCode(String meritCode);
+
+}
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/usecase/.gitkeep b/User-Domain/src/main/java/com/dgsw/cns/user/usecase/.gitkeep
deleted file mode 100644
index e69de29..0000000
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/usecase/UserInfoUseCase.java b/User-Domain/src/main/java/com/dgsw/cns/user/usecase/UserInfoUseCase.java
new file mode 100644
index 0000000..bd845a1
--- /dev/null
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/usecase/UserInfoUseCase.java
@@ -0,0 +1,27 @@
+package com.dgsw.cns.user.usecase;
+
+import com.dgsw.cns.annotations.UseCase;
+import com.dgsw.cns.user.api.UserInfoApi;
+import com.dgsw.cns.user.domain.Member;
+import com.dgsw.cns.user.domain.Privacy;
+import com.dgsw.cns.user.spi.query.QueryPrivacySpi;
+import com.dgsw.cns.user.spi.query.QueryUserSpi;
+import com.dgsw.cns.user.vo.MemberInfoVO;
+import lombok.RequiredArgsConstructor;
+
+@UseCase
+@RequiredArgsConstructor
+public class UserInfoUseCase implements UserInfoApi {
+
+    private final QueryUserSpi queryUserSpi;
+    private final QueryPrivacySpi queryPrivacySpi;
+
+    @Override
+    public MemberInfoVO getUserInfo(Long memberId) {
+        Member member = queryUserSpi.findUserById(memberId)
+                .orElseThrow(Member.MemberNotFoundException::new);
+        Privacy privacy = queryPrivacySpi.findPrivacyByMemberId(memberId)
+                .orElseThrow(Member.MemberNotFoundException::new);
+        return MemberInfoVO.fromDomain(member, privacy);
+    }
+}
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/usecase/UserParentUseCase.java b/User-Domain/src/main/java/com/dgsw/cns/user/usecase/UserParentUseCase.java
new file mode 100644
index 0000000..bdd06ae
--- /dev/null
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/usecase/UserParentUseCase.java
@@ -0,0 +1,56 @@
+package com.dgsw.cns.user.usecase;
+
+import com.dgsw.cns.annotations.UseCase;
+import com.dgsw.cns.user.api.UserParentApi;
+import com.dgsw.cns.user.domain.Address;
+import com.dgsw.cns.user.domain.Member;
+import com.dgsw.cns.user.domain.Parent;
+import com.dgsw.cns.user.spi.query.QueryAddressSpi;
+import com.dgsw.cns.user.spi.query.QueryParentSpi;
+import com.dgsw.cns.user.spi.query.QueryUserSpi;
+import com.dgsw.cns.user.vo.MemberParentVO;
+import lombok.RequiredArgsConstructor;
+
+@UseCase
+@RequiredArgsConstructor
+public class UserParentUseCase implements UserParentApi {
+
+    private final QueryUserSpi queryUserSpi;
+    private final QueryAddressSpi queryAddressSpi;
+    private final QueryParentSpi queryParentSpi;
+
+    @Override
+    public MemberParentVO getParentInfo(Long userId) {
+        if (!queryUserSpi.existsUserById(userId)) {
+            throw new Member.MemberNotFoundException();
+        }
+
+        Address address = queryAddressSpi.findAddressByMemberId(userId)
+                .orElseThrow(Address.AddressNotFoundException::new);
+        Parent parent = queryParentSpi.findParentByMemberId(userId)
+                .orElseThrow(Parent.ParentNotFoundException::new);
+        return MemberParentVO.fromDomain(address, parent);
+    }
+
+    @Override
+    public void modifyParentInfo(Long userId, MemberParentVO memberParentVO) {
+        if (!queryUserSpi.existsUserById(userId)) {
+            throw new Member.MemberNotFoundException();
+        }
+
+        queryParentSpi.saveOrUpdate(getLatestParent(userId, memberParentVO.toParentDomain()));
+        queryAddressSpi.saveOrUpdate(getLatestAddress(userId, memberParentVO.toAddressDomain()));
+    }
+
+    protected Parent getLatestParent(Long userId, Parent valueObject) {
+        Parent recentParent = queryParentSpi.findParentByMemberId(userId)
+                .orElse(valueObject);
+        return (recentParent.equals(valueObject)) ? recentParent : valueObject;
+    }
+
+    protected Address getLatestAddress(Long userId, Address valueObject) {
+        Address recentAddress = queryAddressSpi.findAddressByMemberId(userId)
+                .orElse(valueObject);
+        return (recentAddress.equals(valueObject)) ? recentAddress : valueObject;
+    }
+}
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/usecase/UserRegistrationUseCase.java b/User-Domain/src/main/java/com/dgsw/cns/user/usecase/UserRegistrationUseCase.java
new file mode 100644
index 0000000..f9f2b35
--- /dev/null
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/usecase/UserRegistrationUseCase.java
@@ -0,0 +1,40 @@
+package com.dgsw.cns.user.usecase;
+
+import com.dgsw.cns.annotations.UseCase;
+import com.dgsw.cns.user.api.UserRegistrationApi;
+import com.dgsw.cns.user.domain.Member;
+import com.dgsw.cns.user.spi.UserRegistrationSpi;
+import com.dgsw.cns.user.spi.certification.PasswordCertificationSpi;
+import com.dgsw.cns.user.spi.certification.email.EmailCertificationSpi;
+import com.dgsw.cns.user.spi.query.QueryUserSpi;
+import com.dgsw.cns.user.vo.MemberRegistrationVO;
+import lombok.RequiredArgsConstructor;
+
+@UseCase
+@RequiredArgsConstructor
+public class UserRegistrationUseCase implements UserRegistrationApi {
+
+    private final UserRegistrationSpi userRegistrationSpi;
+    private final PasswordCertificationSpi passwordCertificationSpi;
+    private final EmailCertificationSpi emailCertificationSpi;
+    private final QueryUserSpi queryUserSpi;
+
+    @Override
+    public void registerUser(MemberRegistrationVO memberRegistrationVO) {
+        // 이미 이메일 인증은 한 후, 회원가입이 이루어짐
+        if (queryUserSpi.existsUserByEmail(memberRegistrationVO.getEmail())) {
+            throw new Member.EmailAlreadyExistsException();
+        }
+
+        if (emailCertificationSpi
+                .matchesVerificationCode(memberRegistrationVO.getVerificationCode())) {
+            throw new Member.VerificationCodeMismatchException();
+        }
+
+        userRegistrationSpi.register(
+                memberRegistrationVO.getEmail(),
+                passwordCertificationSpi.encryptPassword(memberRegistrationVO.getPassword()),
+                memberRegistrationVO.getVerificationCode()
+        );
+    }
+}
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/usecase/UserVeteranUseCase.java b/User-Domain/src/main/java/com/dgsw/cns/user/usecase/UserVeteranUseCase.java
new file mode 100644
index 0000000..f9faa74
--- /dev/null
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/usecase/UserVeteranUseCase.java
@@ -0,0 +1,59 @@
+package com.dgsw.cns.user.usecase;
+
+import com.dgsw.cns.annotations.UseCase;
+import com.dgsw.cns.user.api.UserVeteranApi;
+import com.dgsw.cns.user.domain.Member;
+import com.dgsw.cns.user.domain.Merit;
+import com.dgsw.cns.user.domain.Privacy;
+import com.dgsw.cns.user.spi.query.QueryMeritSpi;
+import com.dgsw.cns.user.spi.query.QueryPrivacySpi;
+import com.dgsw.cns.user.spi.query.QueryUserSpi;
+import com.dgsw.cns.user.vo.MemberVeteranVO;
+import lombok.RequiredArgsConstructor;
+
+@UseCase
+@RequiredArgsConstructor
+public class UserVeteranUseCase implements UserVeteranApi {
+
+    private final QueryUserSpi queryUserSpi;
+    private final QueryPrivacySpi queryPrivacySpi;
+    private final QueryMeritSpi queryMeritSpi;
+
+    @Override
+    public MemberVeteranVO getVeteranInfo(Long userId) {
+        if (!queryUserSpi.existsUserById(userId)) {
+            throw new Member.MemberNotFoundException();
+        }
+
+        final Privacy privacy = queryPrivacySpi.findPrivacyByMemberId(userId)
+                .orElseThrow(Privacy.PrivacyNotFoundException::new);
+        final Merit merit = queryMeritSpi.findMeritByCode(privacy.getMeritCode())
+                .orElseThrow(Merit.ForgeryMeritCodeException::new);
+        return MemberVeteranVO.fromDomain(merit);
+    }
+
+    @Override
+    public void putVeteranInfo(Long userId, MemberVeteranVO memberVeteranVO) {
+        if (!queryUserSpi.existsUserById(userId)) {
+            throw new Member.MemberNotFoundException();
+        }
+
+        final Privacy privacy = queryPrivacySpi.findPrivacyByMemberId(userId)
+                .orElseThrow(Privacy.PrivacyNotFoundException::new);
+        final Merit latestMerit = getLatestMerit(privacy, memberVeteranVO.toDomain());
+
+        privacy.updateMeritCode(latestMerit.getCode());
+        queryMeritSpi.saveOrUpdate(latestMerit);
+        queryPrivacySpi.saveOrUpdate(privacy);
+    }
+
+    protected Merit getLatestMerit(Privacy privacy, Merit valueObject) {
+        if (privacy.isCodeNull()) {
+            return valueObject;
+        }
+
+        Merit recentMerit = queryMeritSpi.findMeritByCode(privacy.getMeritCode())
+                .orElseThrow(Merit.ForgeryMeritCodeException::new);
+        return (recentMerit.equals(valueObject)) ? recentMerit : valueObject;
+    }
+}
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/usecase/cetification/TokenRefreshUseCase.java b/User-Domain/src/main/java/com/dgsw/cns/user/usecase/cetification/TokenRefreshUseCase.java
new file mode 100644
index 0000000..f2b5955
--- /dev/null
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/usecase/cetification/TokenRefreshUseCase.java
@@ -0,0 +1,20 @@
+package com.dgsw.cns.user.usecase.cetification;
+
+import com.dgsw.cns.annotations.UseCase;
+import com.dgsw.cns.user.api.certification.TokenRefreshApi;
+import com.dgsw.cns.user.spi.certification.token.TokenReissueSpi;
+import com.dgsw.cns.user.vo.certification.RefreshTokenVO;
+import com.dgsw.cns.user.vo.certification.TokenVO;
+import lombok.RequiredArgsConstructor;
+
+@UseCase
+@RequiredArgsConstructor
+public class TokenRefreshUseCase implements TokenRefreshApi {
+
+    private final TokenReissueSpi tokenReissueSpi;
+
+    @Override
+    public TokenVO tokenRefresh(RefreshTokenVO refreshTokenVO) {
+        return tokenReissueSpi.reissueToken(refreshTokenVO.getRefreshToken());
+    }
+}
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/usecase/cetification/UserLoginUseCase.java b/User-Domain/src/main/java/com/dgsw/cns/user/usecase/cetification/UserLoginUseCase.java
new file mode 100644
index 0000000..faef0dd
--- /dev/null
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/usecase/cetification/UserLoginUseCase.java
@@ -0,0 +1,20 @@
+package com.dgsw.cns.user.usecase.cetification;
+
+import com.dgsw.cns.annotations.UseCase;
+import com.dgsw.cns.user.api.certification.UserLoginApi;
+import com.dgsw.cns.user.spi.certification.UserLoginCertificationSpi;
+import com.dgsw.cns.user.vo.certification.MemberLoginVO;
+import com.dgsw.cns.user.vo.certification.TokenVO;
+import lombok.RequiredArgsConstructor;
+
+@UseCase
+@RequiredArgsConstructor
+public class UserLoginUseCase implements UserLoginApi {
+
+    private final UserLoginCertificationSpi loginSpi;
+
+    @Override
+    public TokenVO userLogin(MemberLoginVO memberLoginVO) {
+        return loginSpi.login(memberLoginVO.getEmail(), memberLoginVO.getPassword());
+    }
+}
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/usecase/cetification/UserRecoveryUseCase.java b/User-Domain/src/main/java/com/dgsw/cns/user/usecase/cetification/UserRecoveryUseCase.java
new file mode 100644
index 0000000..b3d69f2
--- /dev/null
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/usecase/cetification/UserRecoveryUseCase.java
@@ -0,0 +1,62 @@
+package com.dgsw.cns.user.usecase.cetification;
+
+import com.dgsw.cns.annotations.UseCase;
+import com.dgsw.cns.user.api.certification.UserRecoveryApi;
+import com.dgsw.cns.user.domain.Member;
+import com.dgsw.cns.user.spi.certification.email.EmailCertificationSpi;
+import com.dgsw.cns.user.spi.certification.email.RandomCodeSpi;
+import com.dgsw.cns.user.spi.query.QueryUserSpi;
+import com.dgsw.cns.user.vo.certification.MemberRecoveryEmailVO;
+import com.dgsw.cns.user.vo.certification.MemberRecoveryIdVO;
+import com.dgsw.cns.user.vo.certification.MemberRecoveryPasswordVO;
+import com.dgsw.cns.util.DateUtil;
+import lombok.RequiredArgsConstructor;
+
+import java.text.ParseException;
+import java.time.LocalDate;
+
+@UseCase
+@RequiredArgsConstructor
+public class UserRecoveryUseCase implements UserRecoveryApi {
+
+    private final QueryUserSpi queryUserSpi;
+    private final EmailCertificationSpi emailCertificationSpi;
+    private final RandomCodeSpi<Object> randomCodeSpi;
+
+    @Override
+    public MemberRecoveryEmailVO findIdByName(MemberRecoveryIdVO memberRecoveryIdVO) {
+        final String name = memberRecoveryIdVO.getName();
+        final LocalDate birth;
+        try {
+            birth = DateUtil.stringToLocalDate(memberRecoveryIdVO.getBirth());
+        } catch (ParseException e) {
+            throw new IllegalArgumentException(e);
+        }
+
+        return new MemberRecoveryEmailVO(queryUserSpi.findEmailByNameAndBirth(name, birth));
+    }
+
+    @Override
+    public void resetPassword(MemberRecoveryPasswordVO memberRecoveryPasswordVO) {
+        // 이미 인증 번호를 받았다고 가정된 상태
+        final String email = memberRecoveryPasswordVO.getEmail();
+        final String password = memberRecoveryPasswordVO.getNewPassword();
+        final String code = memberRecoveryPasswordVO.getVerificationCode();
+
+        if (!emailCertificationSpi.matchesVerificationCode(code)) {
+            throw new Member.VerificationCodeMismatchException();
+        }
+
+        Member member = queryUserSpi.findUserByEmail(email)
+                .orElseThrow(Member.MemberNotFoundException::new);
+        member.setPassword(password);
+        queryUserSpi.saveUser(member);
+    }
+
+    @Override
+    public void sendVerificationCode(String email) {
+        final Object code = randomCodeSpi.createRandomCode();
+        randomCodeSpi.saveRandomCode(code);
+        emailCertificationSpi.sendCertificationCode(email, code);
+    }
+}
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/vo/MemberInfoVO.java b/User-Domain/src/main/java/com/dgsw/cns/user/vo/MemberInfoVO.java
index 2f6e352..90a48a4 100644
--- a/User-Domain/src/main/java/com/dgsw/cns/user/vo/MemberInfoVO.java
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/vo/MemberInfoVO.java
@@ -1,7 +1,10 @@
 package com.dgsw.cns.user.vo;
 
+import com.dgsw.cns.user.domain.Member;
 import com.dgsw.cns.user.domain.Privacy;
 import com.dgsw.cns.user.domain.enums.Gender;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.Pattern;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 
@@ -15,12 +18,18 @@
 @RequiredArgsConstructor
 public class MemberInfoVO {
 
+    @NotBlank
     private final String name;
 
+    @NotBlank
+    @Pattern(regexp = "(\\d{4})-(\\d{2})-(\\d{2})")
     private final String birth;
 
+    @NotBlank
     private final String gender;
 
+    @NotBlank
+    @Pattern(regexp = "010-(\\d{4})-(\\d{4})")
     private final String telephone;
 
     public Privacy toDomain() {
@@ -33,4 +42,11 @@ public Privacy toDomain() {
                 .build();
     }
 
+    public static MemberInfoVO fromDomain(Member member, Privacy privacy) {
+        final DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
+
+        return new MemberInfoVO(member.getName(), formatter.format(privacy.getBirth()),
+                privacy.getGender().name().toUpperCase(), privacy.getContact());
+    }
+
 }
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/vo/MemberParentVO.java b/User-Domain/src/main/java/com/dgsw/cns/user/vo/MemberParentVO.java
index 09d4edb..cb7585b 100644
--- a/User-Domain/src/main/java/com/dgsw/cns/user/vo/MemberParentVO.java
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/vo/MemberParentVO.java
@@ -2,6 +2,8 @@
 
 import com.dgsw.cns.user.domain.Address;
 import com.dgsw.cns.user.domain.Parent;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.Pattern;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 
@@ -24,18 +26,27 @@
 @RequiredArgsConstructor
 public class MemberParentVO {
 
+    @NotBlank
     private final String name;
 
+    @NotBlank
     private final String relationShip;
 
+    @NotBlank
+    @Pattern(regexp = "(\\d{4})-(\\d{2})-(\\d{2})")
     private final String birthday;
 
+    @NotBlank
+    @Pattern(regexp = "010-(\\d{4})-(\\d{4})")
     private final String telephone;
 
+    @NotBlank
     private final String address;
 
+    @NotBlank
     private final String addressDetail;
 
+    @NotBlank
     private final short zipCode;
 
     public Parent toParentDomain() {
@@ -67,4 +78,12 @@ public Address toAddressDomain(Long addressId) {
                 .build();
     }
 
+    public static MemberParentVO fromDomain(Address address, Parent parent) {
+        final DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
+
+        return new MemberParentVO(parent.getName(), parent.getRelation(),
+                formatter.format(parent.getBirth()), parent.getContact(),
+                address.getStreetAddress(), address.getDetailAddress(), address.getZipCode());
+    }
+
 }
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/vo/MemberRegistrationVO.java b/User-Domain/src/main/java/com/dgsw/cns/user/vo/MemberRegistrationVO.java
index 3deeb07..8b79118 100644
--- a/User-Domain/src/main/java/com/dgsw/cns/user/vo/MemberRegistrationVO.java
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/vo/MemberRegistrationVO.java
@@ -1,5 +1,8 @@
 package com.dgsw.cns.user.vo;
 
+import jakarta.validation.constraints.Email;
+import jakarta.validation.constraints.NotNull;
+import jakarta.validation.constraints.Size;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 
@@ -13,15 +16,20 @@ public class MemberRegistrationVO {
     /**
      * 이메일 주소
      */
+    @NotNull
+    @Email(message = "이메일의 유효성과 일치하지 않습니다.",
+            regexp = "^[a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+@[a-zA-Z0-9.-]+$")
     private final String email;
 
     /**
      * 비밀번호 (8자리 이상 / 특수 문자 포함)
      */
+    @Size(min = 8, message = "비밀번호는 최소 8자리 이상입니다.")
     private final String password;
 
     /**
      * 이메일 인증 코드 6자리
      */
+    @Size(min = 6, max = 6)
     private final String verificationCode;
 }
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/vo/MemberVeteranVO.java b/User-Domain/src/main/java/com/dgsw/cns/user/vo/MemberVeteranVO.java
index 6865894..43aaab0 100644
--- a/User-Domain/src/main/java/com/dgsw/cns/user/vo/MemberVeteranVO.java
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/vo/MemberVeteranVO.java
@@ -1,5 +1,9 @@
 package com.dgsw.cns.user.vo;
 
+import com.dgsw.cns.user.domain.Merit;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.Pattern;
+import jakarta.validation.constraints.Size;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 
@@ -13,11 +17,24 @@ public class MemberVeteranVO {
     /**
      * 발급받은 보훈청 (ex. 대구지방보훈청)
      */
+    @NotBlank
     private final String department;
 
     /**
      * 보훈 번호 (양식: xx-xxxxxx)
      */
+    @Size(min = 9, max = 9, message = "보훈번호는 '-'를 포함하여 9자리입니다.")
+    @Pattern(regexp = "(\\d{2})-(\\d{6})", message = "보훈번호의 양식은 xx-xxxxxx입니다.")
     private final String id;
 
+    public Merit toDomain() {
+        return Merit.builder()
+                .code(id)
+                .department(department)
+                .build();
+    }
+
+    public static MemberVeteranVO fromDomain(Merit merit) {
+        return new MemberVeteranVO(merit.getDepartment(), merit.getCode());
+    }
 }
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/MemberLoginVO.java b/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/MemberLoginVO.java
index 0aa2e93..64bb443 100644
--- a/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/MemberLoginVO.java
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/MemberLoginVO.java
@@ -1,5 +1,8 @@
 package com.dgsw.cns.user.vo.certification;
 
+import jakarta.validation.constraints.Email;
+import jakarta.validation.constraints.NotNull;
+import jakarta.validation.constraints.Size;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 
@@ -10,8 +13,12 @@
 @RequiredArgsConstructor
 public class MemberLoginVO {
 
+    @NotNull
+    @Email(message = "이메일의 유효성과 일치하지 않습니다.",
+            regexp = "^[a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+@[a-zA-Z0-9.-]+$")
     private final String email;
 
+    @Size(min = 8, message = "비밀번호는 최소 8자리 이상입니다.")
     private final String password;
 
 }
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/MemberRecoveryEmailVO.java b/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/MemberRecoveryEmailVO.java
index a445fd0..1e9fbea 100644
--- a/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/MemberRecoveryEmailVO.java
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/MemberRecoveryEmailVO.java
@@ -1,5 +1,7 @@
 package com.dgsw.cns.user.vo.certification;
 
+import jakarta.validation.constraints.Email;
+import jakarta.validation.constraints.NotNull;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 
@@ -11,6 +13,9 @@
 @RequiredArgsConstructor
 public class MemberRecoveryEmailVO {
 
+    @NotNull
+    @Email(message = "이메일의 유효성과 일치하지 않습니다.",
+            regexp = "^[a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+@[a-zA-Z0-9.-]+$")
     private final String email;
 
 }
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/MemberRecoveryIdVO.java b/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/MemberRecoveryIdVO.java
index 5a91f5d..dfc0fd1 100644
--- a/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/MemberRecoveryIdVO.java
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/MemberRecoveryIdVO.java
@@ -1,5 +1,7 @@
 package com.dgsw.cns.user.vo.certification;
 
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.Pattern;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 
@@ -10,8 +12,10 @@
 @RequiredArgsConstructor
 public class MemberRecoveryIdVO {
 
+    @NotBlank
     private final String name;
 
+    @Pattern(regexp = "(\\d{4})-(\\d{2})-(\\d{2})")
     private final String birth;
 
 }
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/MemberRecoveryPasswordVO.java b/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/MemberRecoveryPasswordVO.java
index 407ac83..132379d 100644
--- a/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/MemberRecoveryPasswordVO.java
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/MemberRecoveryPasswordVO.java
@@ -1,5 +1,8 @@
 package com.dgsw.cns.user.vo.certification;
 
+import jakarta.validation.constraints.Email;
+import jakarta.validation.constraints.NotNull;
+import jakarta.validation.constraints.Size;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 
@@ -10,10 +13,15 @@
 @RequiredArgsConstructor
 public class MemberRecoveryPasswordVO {
 
+    @NotNull
+    @Email(message = "이메일의 유효성과 일치하지 않습니다.",
+            regexp = "^[a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+@[a-zA-Z0-9.-]+$")
     private final String email;
 
+    @Size(min = 8, message = "비밀번호는 최소 8자리 이상입니다.")
     private final String newPassword;
 
+    @Size(min = 6, max = 6, message = "인증코드는 6자리입니다.")
     private final String verificationCode;
 
 }
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/RefreshTokenVO.java b/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/RefreshTokenVO.java
index 71a465a..b12f800 100644
--- a/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/RefreshTokenVO.java
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/RefreshTokenVO.java
@@ -1,5 +1,6 @@
 package com.dgsw.cns.user.vo.certification;
 
+import jakarta.validation.constraints.NotBlank;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 
@@ -10,6 +11,7 @@
 @RequiredArgsConstructor
 public class RefreshTokenVO {
 
+    @NotBlank
     private final String refreshToken;
 
 }
diff --git a/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/TokenVO.java b/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/TokenVO.java
index ff7a7a1..401c7e3 100644
--- a/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/TokenVO.java
+++ b/User-Domain/src/main/java/com/dgsw/cns/user/vo/certification/TokenVO.java
@@ -1,5 +1,6 @@
 package com.dgsw.cns.user.vo.certification;
 
+import jakarta.validation.constraints.NotBlank;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 
@@ -11,8 +12,10 @@
 @RequiredArgsConstructor
 public class TokenVO {
 
+    @NotBlank
     private final String accessToken;
 
+    @NotBlank
     private final String refreshToken;
 
 }
diff --git a/User-Domain/src/test/java/com/dgsw/cns/user/api/UserInfoApiTest.java b/User-Domain/src/test/java/com/dgsw/cns/user/api/UserInfoApiTest.java
new file mode 100644
index 0000000..2ba1f8a
--- /dev/null
+++ b/User-Domain/src/test/java/com/dgsw/cns/user/api/UserInfoApiTest.java
@@ -0,0 +1,87 @@
+package com.dgsw.cns.user.api;
+
+import com.dgsw.cns.user.domain.Member;
+import com.dgsw.cns.user.domain.Privacy;
+import com.dgsw.cns.user.domain.enums.Gender;
+import com.dgsw.cns.user.spi.query.QueryPrivacySpi;
+import com.dgsw.cns.user.spi.query.QueryUserSpi;
+import com.dgsw.cns.user.usecase.UserInfoUseCase;
+import com.dgsw.cns.user.vo.MemberInfoVO;
+import org.assertj.core.api.ThrowableAssert;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import java.time.LocalDate;
+import java.util.Optional;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.mockito.ArgumentMatchers.anyLong;
+import static org.mockito.BDDMockito.given;
+import static org.mockito.Mockito.verify;
+
+@ExtendWith(MockitoExtension.class)
+class UserInfoApiTest {
+
+    @Mock
+    private QueryUserSpi queryUserSpi;
+
+    @Mock
+    private QueryPrivacySpi queryPrivacySpi;
+
+    @InjectMocks
+    private UserInfoUseCase userInfoUseCase;
+
+    @Test
+    @DisplayName("회원가입을 하지 않은 케이스")
+    void cannotFoundUser() {
+        // given
+        given(queryUserSpi.findUserById(anyLong()))
+                .willThrow(Member.MemberNotFoundException.class);
+
+        // when
+        ThrowableAssert.ThrowingCallable method = () -> userInfoUseCase.getUserInfo(1L);
+
+        // then
+        assertThatThrownBy(method).isInstanceOf(Member.MemberNotFoundException.class);
+    }
+
+    @Test
+    @DisplayName("회원 정보 조회")
+    void findUserById() {
+        // given
+        final Long id = 1L;
+        final String name = "a", telephone = "010-1111-2222";
+        final Member member = Member.builder()
+                .id(id)
+                .name(name)
+                .build();
+        final Privacy privacy = Privacy.builder()
+                .userId(id)
+                .contact(telephone)
+                .gender(Gender.MALE)
+                .birth(LocalDate.now())
+                .build();
+        given(queryUserSpi.findUserById(anyLong()))
+                .willReturn(Optional.of(member));
+        given(queryPrivacySpi.findPrivacyByMemberId(anyLong()))
+                .willReturn(Optional.of(privacy));
+
+        // when
+        final MemberInfoVO infoVO = userInfoUseCase.getUserInfo(anyLong());
+
+        // then
+        assertThat(infoVO).isNotNull();
+        assertThat(infoVO.getName()).isEqualTo(name);
+        assertThat(infoVO.getBirth()).isNotBlank();
+        assertThat(infoVO.getGender()).isNotBlank();
+        assertThat(infoVO.getTelephone()).isEqualTo(telephone);
+
+        // verify
+        verify(queryUserSpi).findUserById(anyLong());
+    }
+}
diff --git a/User-Domain/src/test/java/com/dgsw/cns/user/api/UserParentApiTest.java b/User-Domain/src/test/java/com/dgsw/cns/user/api/UserParentApiTest.java
new file mode 100644
index 0000000..f1cd52e
--- /dev/null
+++ b/User-Domain/src/test/java/com/dgsw/cns/user/api/UserParentApiTest.java
@@ -0,0 +1,141 @@
+package com.dgsw.cns.user.api;
+
+import com.dgsw.cns.user.domain.Address;
+import com.dgsw.cns.user.domain.Member;
+import com.dgsw.cns.user.domain.Parent;
+import com.dgsw.cns.user.spi.query.QueryAddressSpi;
+import com.dgsw.cns.user.spi.query.QueryParentSpi;
+import com.dgsw.cns.user.spi.query.QueryUserSpi;
+import com.dgsw.cns.user.usecase.UserParentUseCase;
+import com.dgsw.cns.user.vo.MemberParentVO;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import java.time.LocalDate;
+import java.util.Optional;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.mockito.ArgumentMatchers.anyLong;
+import static org.mockito.BDDMockito.given;
+import static org.assertj.core.api.ThrowableAssert.ThrowingCallable;
+import static org.mockito.Mockito.verify;
+
+@ExtendWith(MockitoExtension.class)
+class UserParentApiTest {
+
+    @Mock
+    private QueryUserSpi queryUserSpi;
+
+    @Mock
+    private QueryAddressSpi queryAddressSpi;
+
+    @Mock
+    private QueryParentSpi queryParentSpi;
+
+    @InjectMocks
+    private UserParentUseCase parentUseCase;
+
+    @Test
+    @DisplayName("회원가입되지 않은 케이스")
+    void cannotFoundUserTest() {
+        // given
+        given(queryUserSpi.existsUserById(anyLong()))
+                .willThrow(Member.MemberNotFoundException.class);
+
+        // when
+        ThrowingCallable method = () -> parentUseCase.getParentInfo(anyLong());
+
+        // then
+        assertThatThrownBy(method).isInstanceOf(Member.MemberNotFoundException.class);
+    }
+    Address dummyAddress() {
+        return dummyAddress("좁은 길", "00-00", (short) 0);
+    }
+
+    Address dummyAddress(String address, String detail, short code) {
+        return Address.builder()
+                .streetAddress(address)
+                .detailAddress(detail)
+                .zipCode(code)
+                .build();
+    }
+
+    Parent dummyParent(String name, String relation, String contact) {
+        return dummyParent(name, relation, LocalDate.now(), contact);
+    }
+
+    Parent dummyParent(String name, String relation, LocalDate birth, String contact) {
+        return Parent.builder()
+                .name(name)
+                .relation(relation)
+                .birth(birth)
+                .contact(contact)
+                .build();
+    }
+
+    @Test
+    @DisplayName("유저가 주소 정보를 기입하지 않은 케이스")
+    void cannotFoundAddressTest() {
+        // given
+        given(queryUserSpi.existsUserById(anyLong()))
+                .willReturn(true);
+        given(queryAddressSpi.findAddressByMemberId(anyLong()))
+                .willThrow(Address.AddressNotFoundException.class);
+
+        // when
+        ThrowingCallable method = () -> parentUseCase.getParentInfo(anyLong());
+
+        // then
+        assertThatThrownBy(method).isInstanceOf(Address.AddressNotFoundException.class);
+    }
+
+    @Test
+    @DisplayName("유저가 부모 정보를 기입하지 않은 케이스")
+    void cannotFoundParentTest() {
+        // given
+        given(queryUserSpi.existsUserById(anyLong()))
+                .willReturn(true);
+        given(queryAddressSpi.findAddressByMemberId(anyLong()))
+                .willReturn(Optional.of(dummyAddress()));
+        given(queryParentSpi.findParentByMemberId(anyLong()))
+                .willThrow(Parent.ParentNotFoundException.class);
+
+        // when
+        ThrowingCallable method = () -> parentUseCase.getParentInfo(anyLong());
+
+        // then
+        assertThatThrownBy(method).isInstanceOf(Parent.ParentNotFoundException.class);
+    }
+
+    @Test
+    @DisplayName("유저 부모 정보 조회")
+    void findParentInfo() {
+        // given
+        final Address dummyAddress = dummyAddress("Method Area", "12-34", (short) 12345);
+        final Parent dummyParent = dummyParent("admin", "admin", "010-0000-0000");
+        given(queryUserSpi.existsUserById(anyLong()))
+                .willReturn(true);
+        given(queryAddressSpi.findAddressByMemberId(anyLong()))
+                .willReturn(Optional.of(dummyAddress));
+        given(queryParentSpi.findParentByMemberId(anyLong()))
+                .willReturn(Optional.of(dummyParent));
+
+        // when
+        MemberParentVO parentVO = parentUseCase.getParentInfo(anyLong());
+
+        // then
+        assertThat(parentVO).isNotNull();
+        assertThat(parentVO.toParentDomain()).isEqualTo(dummyParent);
+        assertThat(parentVO.toAddressDomain()).isEqualTo(dummyAddress);
+
+        // verify
+        verify(queryUserSpi).existsUserById(anyLong());
+        verify(queryAddressSpi).findAddressByMemberId(anyLong());
+        verify(queryParentSpi).findParentByMemberId(anyLong());
+    }
+}
diff --git a/User-Domain/src/test/java/com/dgsw/cns/user/api/UserRecoveryApiTest.java b/User-Domain/src/test/java/com/dgsw/cns/user/api/UserRecoveryApiTest.java
new file mode 100644
index 0000000..0e314b0
--- /dev/null
+++ b/User-Domain/src/test/java/com/dgsw/cns/user/api/UserRecoveryApiTest.java
@@ -0,0 +1,72 @@
+package com.dgsw.cns.user.api;
+
+import com.dgsw.cns.user.domain.Member;
+import com.dgsw.cns.user.spi.certification.email.EmailCertificationSpi;
+import com.dgsw.cns.user.spi.query.QueryUserSpi;
+import com.dgsw.cns.user.usecase.cetification.UserRecoveryUseCase;
+import com.dgsw.cns.user.vo.certification.MemberRecoveryIdVO;
+import com.dgsw.cns.user.vo.certification.MemberRecoveryPasswordVO;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import java.time.LocalDate;
+
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.BDDMockito.given;
+import static org.assertj.core.api.ThrowableAssert.ThrowingCallable;
+
+@ExtendWith(MockitoExtension.class)
+class UserRecoveryApiTest {
+
+    @Mock
+    private QueryUserSpi queryUserSpi;
+
+    @Mock
+    private EmailCertificationSpi emailCertificationSpi;
+
+    @InjectMocks
+    private UserRecoveryUseCase recoveryUseCase;
+
+    MemberRecoveryIdVO dummyEmail() {
+        return new MemberRecoveryIdVO("admin", "2023-02-22");
+    }
+
+    MemberRecoveryPasswordVO dummyPassword() {
+        return new MemberRecoveryPasswordVO("admin@gmail.com", "12345678", "123456");
+    }
+
+    @Test
+    @DisplayName("유저가 회원가입을 하지않은 케이스")
+    void cannotFoundMemberTest() {
+        // given
+        given(queryUserSpi.findEmailByNameAndBirth(anyString(), any(LocalDate.class)))
+                .willThrow(Member.MemberNotFoundException.class);
+
+        // when
+        ThrowingCallable method = () -> recoveryUseCase.findIdByName(dummyEmail());
+
+        // then
+        assertThatThrownBy(method).isInstanceOf(Member.MemberNotFoundException.class);
+    }
+
+    @Test
+    @DisplayName("이메일 인증코드가 동일하지않은 케이스")
+    void codeIsMismatchTest() {
+        // given
+        given(emailCertificationSpi.matchesVerificationCode(anyString()))
+                .willThrow(Member.VerificationCodeMismatchException.class);
+
+        // then
+        ThrowingCallable method = () -> recoveryUseCase.resetPassword(dummyPassword());
+
+        // then
+        assertThatThrownBy(method)
+                .isInstanceOf(Member.VerificationCodeMismatchException.class);
+    }
+}
diff --git a/User-Domain/src/test/java/com/dgsw/cns/user/api/UserRegistrationApiTest.java b/User-Domain/src/test/java/com/dgsw/cns/user/api/UserRegistrationApiTest.java
new file mode 100644
index 0000000..773b119
--- /dev/null
+++ b/User-Domain/src/test/java/com/dgsw/cns/user/api/UserRegistrationApiTest.java
@@ -0,0 +1,75 @@
+package com.dgsw.cns.user.api;
+
+import com.dgsw.cns.user.domain.Member;
+import com.dgsw.cns.user.spi.certification.email.EmailCertificationSpi;
+import com.dgsw.cns.user.spi.query.QueryUserSpi;
+import com.dgsw.cns.user.usecase.UserRegistrationUseCase;
+import com.dgsw.cns.user.vo.MemberRegistrationVO;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.BDDMockito.given;
+import static org.assertj.core.api.ThrowableAssert.ThrowingCallable;
+
+@ExtendWith(MockitoExtension.class)
+class UserRegistrationApiTest {
+
+    @Mock
+    private EmailCertificationSpi emailCertificationSpi;
+
+    @Mock
+    private QueryUserSpi queryUserSpi;
+
+    @InjectMocks
+    private UserRegistrationUseCase registrationUseCase;
+
+    MemberRegistrationVO dummyValueObject() {
+        return dummyValueObject("", "", "");
+    }
+
+    MemberRegistrationVO dummyValueObject(String code) {
+        return dummyValueObject("", "", code);
+    }
+
+    MemberRegistrationVO dummyValueObject(String email, String password, String code) {
+        return new MemberRegistrationVO(email, password, code);
+    }
+
+    @Test
+    @DisplayName("이미 가입된 이메일")
+    void alreadyUsedEmail() {
+        // given
+        given(queryUserSpi.existsUserByEmail(anyString()))
+                .willThrow(Member.EmailAlreadyExistsException.class);
+
+        // when
+        ThrowingCallable method = () -> registrationUseCase
+                .registerUser(dummyValueObject());
+
+        // then
+        assertThatThrownBy(method).isInstanceOf(Member.EmailAlreadyExistsException.class);
+    }
+
+    @Test
+    @DisplayName("인증코드가 동일하지않음")
+    void certificationCodeIsMismatch() {
+        // given
+        given(queryUserSpi.existsUserByEmail(anyString()))
+                .willReturn(false);
+        given(emailCertificationSpi.matchesVerificationCode(anyString()))
+                .willThrow(Member.VerificationCodeMismatchException.class);
+
+        // when
+        ThrowingCallable method = () -> registrationUseCase
+                .registerUser(dummyValueObject(anyString()));
+
+        // then
+        assertThatThrownBy(method).isInstanceOf(Member.VerificationCodeMismatchException.class);
+    }
+}
diff --git a/User-Domain/src/test/java/com/dgsw/cns/user/api/UserVeteranApiTest.java b/User-Domain/src/test/java/com/dgsw/cns/user/api/UserVeteranApiTest.java
new file mode 100644
index 0000000..3250ad2
--- /dev/null
+++ b/User-Domain/src/test/java/com/dgsw/cns/user/api/UserVeteranApiTest.java
@@ -0,0 +1,40 @@
+package com.dgsw.cns.user.api;
+
+import com.dgsw.cns.user.domain.Member;
+import com.dgsw.cns.user.spi.query.QueryUserSpi;
+import com.dgsw.cns.user.usecase.UserVeteranUseCase;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.mockito.ArgumentMatchers.anyLong;
+import static org.mockito.BDDMockito.given;
+import static org.assertj.core.api.ThrowableAssert.ThrowingCallable;
+
+@ExtendWith(MockitoExtension.class)
+class UserVeteranApiTest {
+
+    @Mock
+    private QueryUserSpi queryUserSpi;
+
+    @InjectMocks
+    private UserVeteranUseCase veteranUseCase;
+
+    @Test
+    @DisplayName("유저가 회원가입을 하지않은 케이스")
+    void cannotFoundMemberTest() {
+        // given
+        given(queryUserSpi.existsUserById(anyLong()))
+                .willThrow(Member.MemberNotFoundException.class);
+
+        // when
+        ThrowingCallable method = () -> veteranUseCase.getVeteranInfo(anyLong());
+
+        // then
+        assertThatThrownBy(method).isInstanceOf(Member.MemberNotFoundException.class);
+    }
+}
diff --git a/User-Domain/src/test/java/com/dgsw/cns/user/external/EmailRegexTest.java b/User-Domain/src/test/java/com/dgsw/cns/user/external/EmailRegexTest.java
new file mode 100644
index 0000000..b796603
--- /dev/null
+++ b/User-Domain/src/test/java/com/dgsw/cns/user/external/EmailRegexTest.java
@@ -0,0 +1,62 @@
+package com.dgsw.cns.user.external;
+
+import jakarta.validation.ConstraintViolation;
+import jakarta.validation.Validation;
+import jakarta.validation.Validator;
+import jakarta.validation.ValidatorFactory;
+import jakarta.validation.constraints.Email;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.ValueSource;
+
+import java.util.Set;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+class EmailRegexTest {
+
+    private Validator validator;
+
+    @BeforeEach
+    void setUp() {
+        ValidatorFactory factory = Validation.buildDefaultValidatorFactory();
+        validator = factory.getValidator();
+    }
+
+    static class Data {
+        @Email(regexp = "^[a-zA-Z0-9_!#$%&'*+/=?`{|}~^.-]+@[a-zA-Z0-9.-]+$")
+        private final String email;
+
+        public Data(String email) {
+            this.email = email;
+        }
+    }
+
+    @ParameterizedTest
+    @ValueSource(strings = {"1@gmail.com", "1@naver.com", "1@daum.com", "1@yahoo.com",
+            "1@nate.com", "1@korea.com", "1@dgsw.hs.kr"})
+    void emailRegexTest(final String email) {
+        // given
+        final Data data = new Data(email);
+
+        // when
+        Set<ConstraintViolation<Data>> violations = validator.validate(data);
+
+        // then
+        assertThat(violations).isEmpty();
+    }
+
+    @Test
+    void failTest() {
+        // given
+        final Data data = new Data("1#naver.com");
+
+        // when
+        Set<ConstraintViolation<Data>> violations = validator.validate(data);
+
+        // then
+        assertThat(violations).hasSize(1);
+    }
+
+}
diff --git a/User-Domain/src/test/java/com/dgsw/cns/user/external/RegexTest.java b/User-Domain/src/test/java/com/dgsw/cns/user/external/RegexTest.java
new file mode 100644
index 0000000..cdce37a
--- /dev/null
+++ b/User-Domain/src/test/java/com/dgsw/cns/user/external/RegexTest.java
@@ -0,0 +1,235 @@
+package com.dgsw.cns.user.external;
+
+import com.dgsw.cns.user.vo.MemberRegistrationVO;
+import com.dgsw.cns.user.vo.MemberVeteranVO;
+import jakarta.validation.ConstraintViolation;
+import jakarta.validation.Validation;
+import jakarta.validation.Validator;
+import jakarta.validation.ValidatorFactory;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+
+import java.util.Set;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+class RegexTest {
+
+    private Validator validator;
+
+    @BeforeEach
+    void setUp() {
+        ValidatorFactory factory = Validation.buildDefaultValidatorFactory();
+        validator = factory.getValidator();
+    }
+
+    @Test
+    @DisplayName("이메일이 null 인 케이스")
+    void emailIsNullTest() {
+        // given
+        final MemberRegistrationVO vo = new MemberRegistrationVO(null, "12345678", "123456");
+
+        // when
+        Set<ConstraintViolation<MemberRegistrationVO>> violations = validator.validate(vo);
+
+        // then
+        assertThat(violations).hasSize(1);
+    }
+
+    @Test
+    @DisplayName("이메일이 빈 문자열인 케이스")
+    void emailIsEmptyTest() {
+        // given
+        final MemberRegistrationVO vo = new MemberRegistrationVO("", "12345678", "123456");
+
+        // when
+        Set<ConstraintViolation<MemberRegistrationVO>> violations = validator.validate(vo);
+
+        // then
+        assertThat(violations).hasSize(1);
+    }
+
+    @Test
+    @DisplayName("이메일이 공백인 케이스")
+    void emailIsBlankTest() {
+        // given
+        final MemberRegistrationVO vo = new MemberRegistrationVO(" ", "12345678", "123456");
+
+        // when
+        Set<ConstraintViolation<MemberRegistrationVO>> violations = validator.validate(vo);
+
+        // then
+        assertThat(violations).hasSize(1);
+    }
+
+    @Test
+    @DisplayName("이메일이 정규형에 규합하지 않은 케이스")
+    void emailIsInvalidTest() {
+        // given
+        final MemberRegistrationVO vo = new MemberRegistrationVO("a!gmail.com", "12345678", "123456");
+
+        // when
+        Set<ConstraintViolation<MemberRegistrationVO>> violations = validator.validate(vo);
+
+        // then
+        assertThat(violations).hasSize(1);
+    }
+
+    @Test
+    @DisplayName("비밀번호가 8자리 미만인 케이스")
+    void passwordLengthIsTooShortTest() {
+        // given
+        final MemberRegistrationVO vo = new MemberRegistrationVO("a@gmail.com", "1234", "123456");
+
+        // when
+        Set<ConstraintViolation<MemberRegistrationVO>> violations = validator.validate(vo);
+
+        // then
+        assertThat(violations).hasSize(1);
+    }
+
+    @Test
+    @DisplayName("비밀번호가 빈 문자열인 케이스")
+    void passwordIsEmpty() {
+        // given
+        final MemberRegistrationVO vo = new MemberRegistrationVO("a@gmail.com", "", "123456");
+
+        // when
+        Set<ConstraintViolation<MemberRegistrationVO>> violations = validator.validate(vo);
+
+        // then
+        assertThat(violations).hasSize(1);
+    }
+
+    @Test
+    @DisplayName("인증코드가 6자리 미만인 케이스")
+    void codeLengthIsTooShortTest() {
+        // given
+        final MemberRegistrationVO vo = new MemberRegistrationVO("a@gmail.com", "12345678", "1");
+
+        // when
+        Set<ConstraintViolation<MemberRegistrationVO>> violations = validator.validate(vo);
+
+        // then
+        assertThat(violations).hasSize(1);
+    }
+
+    @Test
+    @DisplayName("인증코드가 6자리 초과인 케이스")
+    void codeLengthIsTooLongTest() {
+        // given
+        final MemberRegistrationVO vo = new MemberRegistrationVO("a@gmail.com", "12345678", "1234567890");
+
+        // when
+        Set<ConstraintViolation<MemberRegistrationVO>> violations = validator.validate(vo);
+
+        // then
+        assertThat(violations).hasSize(1);
+    }
+
+    @Test
+    @DisplayName("인증코드가 빈 문자열인 케이스")
+    void codeIsEmptyTest() {
+        // given
+        final MemberRegistrationVO vo = new MemberRegistrationVO("a@gmail.com", "12345678", "");
+
+        // when
+        Set<ConstraintViolation<MemberRegistrationVO>> violations = validator.validate(vo);
+
+        // then
+        assertThat(violations).hasSize(1);
+    }
+
+    @Test
+    @DisplayName("보훈청이 빈 문자열인 케이스")
+    void departmentIsEmptyTest() {
+        // given
+        final MemberVeteranVO vo = new MemberVeteranVO("", "00-000000");
+
+        // when
+        Set<ConstraintViolation<MemberVeteranVO>> violations = validator.validate(vo);
+
+        // then
+        assertThat(violations).hasSize(1);
+    }
+
+    @Test
+    @DisplayName("보훈번호가 빈 문자열인 케이스")
+    void meritCodeIsEmptyTest() {
+        // given
+        final MemberVeteranVO vo = new MemberVeteranVO("어드민 보훈청", "");
+
+        // when
+        Set<ConstraintViolation<MemberVeteranVO>> violations = validator.validate(vo);
+
+        // then
+        assertThat(violations).hasSize(2);              // size, pattern
+    }
+
+    @Test
+    @DisplayName("보훈번호가 9자리 미만인 케이스")
+    void meritCodeLengthIsTooShortTest() {
+        // given
+        final MemberVeteranVO vo = new MemberVeteranVO("어드민 보훈청", "1");
+
+        // when
+        Set<ConstraintViolation<MemberVeteranVO>> violations = validator.validate(vo);
+
+        // then
+        assertThat(violations).hasSize(2);              // size, pattern
+    }
+
+    @Test
+    @DisplayName("보훈번호가 9자리 초과인 케이스")
+    void meritCodeLengthIsTooLongTest() {
+        // given
+        final MemberVeteranVO vo = new MemberVeteranVO("어드민 보훈청", "12-34567890");
+
+        // when
+        Set<ConstraintViolation<MemberVeteranVO>> violations = validator.validate(vo);
+
+        // then
+        assertThat(violations).hasSize(2);              // size, pattern
+    }
+
+    @Test
+    @DisplayName("보훈번호의 규격을 어긴 케이스")
+    void meritCodeIsMismatchTest() {
+        // given
+        final MemberVeteranVO vo = new MemberVeteranVO("어드민 보훈청", "12345678");
+
+        // when
+        Set<ConstraintViolation<MemberVeteranVO>> violations = validator.validate(vo);
+
+        // then
+        assertThat(violations).hasSize(2);              // size, pattern
+    }
+
+    @Test
+    @DisplayName("보훈번호가 숫자가 아닌 문자가 1개이상 포함된 케이스")
+    void meritCodeIsAllNumber() {
+        // given
+        final MemberVeteranVO vo = new MemberVeteranVO("어드민 보훈청", "ab-123456");
+
+        // when
+        Set<ConstraintViolation<MemberVeteranVO>> violations = validator.validate(vo);
+
+        // then
+        assertThat(violations).hasSize(1);              // pattern
+    }
+
+    @Test
+    @DisplayName("보훈번호가 제대로 입력된 케이스")
+    void meritCodeIsCorrect() {
+        // given
+        final MemberVeteranVO vo = new MemberVeteranVO("어드민 보훈청", "12-345678");
+
+        // when
+        Set<ConstraintViolation<MemberVeteranVO>> violations = validator.validate(vo);
+
+        // then
+        assertThat(violations).isEmpty();
+    }
+
+}
diff --git a/User-Spi/build.gradle b/User-Spi/build.gradle
index aed1d24..9886266 100644
--- a/User-Spi/build.gradle
+++ b/User-Spi/build.gradle
@@ -19,6 +19,7 @@ dependencies {
     runtimeOnly 'com.h2database:h2'
     annotationProcessor spi_annotations
     testImplementation spi_test
+    testImplementation all_test
 }
 
 test {
diff --git a/User-Spi/src/main/java/com/dgsw/cns/user/domain/MeritEntity.java b/User-Spi/src/main/java/com/dgsw/cns/user/domain/MeritEntity.java
new file mode 100644
index 0000000..26fce03
--- /dev/null
+++ b/User-Spi/src/main/java/com/dgsw/cns/user/domain/MeritEntity.java
@@ -0,0 +1,21 @@
+package com.dgsw.cns.user.domain;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.Id;
+import lombok.*;
+
+@Entity
+@Getter
+@Builder
+@AllArgsConstructor @NoArgsConstructor(access = AccessLevel.PROTECTED)
+public class MeritEntity {
+
+    @Id
+    @Column(name = "merit_code", length = 10)
+    private String meritCode;
+
+    @Column(nullable = false, length = 72)
+    private String department;
+
+}
diff --git a/User-Spi/src/main/java/com/dgsw/cns/user/domain/PrivacyEntity.java b/User-Spi/src/main/java/com/dgsw/cns/user/domain/PrivacyEntity.java
index f068405..5d1bf49 100644
--- a/User-Spi/src/main/java/com/dgsw/cns/user/domain/PrivacyEntity.java
+++ b/User-Spi/src/main/java/com/dgsw/cns/user/domain/PrivacyEntity.java
@@ -33,10 +33,11 @@ public class PrivacyEntity {
     @Enumerated(EnumType.STRING)
     private Gender gender;
 
-    @Column(length = 16)
+    @Column(nullable = false, length = 16)
     private String contact;
 
-    @Column(length = 10)
-    private String meritCode;
+    @OneToOne(cascade = CascadeType.MERGE, orphanRemoval = true)
+    @JoinColumn(name = "merit_code")
+    private MeritEntity meritEntity;
 
 }
diff --git a/User-Spi/src/main/java/com/dgsw/cns/user/domain/repository/MeritRepository.java b/User-Spi/src/main/java/com/dgsw/cns/user/domain/repository/MeritRepository.java
new file mode 100644
index 0000000..10abcd5
--- /dev/null
+++ b/User-Spi/src/main/java/com/dgsw/cns/user/domain/repository/MeritRepository.java
@@ -0,0 +1,9 @@
+package com.dgsw.cns.user.domain.repository;
+
+import com.dgsw.cns.user.domain.MeritEntity;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface MeritRepository extends JpaRepository<MeritEntity, String> {
+}
diff --git a/User-Spi/src/main/java/com/dgsw/cns/user/domain/repository/PrivacyRepository.java b/User-Spi/src/main/java/com/dgsw/cns/user/domain/repository/PrivacyRepository.java
new file mode 100644
index 0000000..2fb694e
--- /dev/null
+++ b/User-Spi/src/main/java/com/dgsw/cns/user/domain/repository/PrivacyRepository.java
@@ -0,0 +1,10 @@
+package com.dgsw.cns.user.domain.repository;
+
+import com.dgsw.cns.user.domain.PrivacyEntity;
+import com.dgsw.cns.user.domain.embedded.EmbeddedUserId;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface PrivacyRepository extends JpaRepository<PrivacyEntity, EmbeddedUserId> {
+}
diff --git a/User-Spi/src/main/java/com/dgsw/cns/user/mapper/MeritMapper.java b/User-Spi/src/main/java/com/dgsw/cns/user/mapper/MeritMapper.java
new file mode 100644
index 0000000..27f4b29
--- /dev/null
+++ b/User-Spi/src/main/java/com/dgsw/cns/user/mapper/MeritMapper.java
@@ -0,0 +1,28 @@
+package com.dgsw.cns.user.mapper;
+
+import com.dgsw.cns.global.mapper.Mapper;
+import com.dgsw.cns.user.domain.Merit;
+import com.dgsw.cns.user.domain.MeritEntity;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Component;
+
+@Component
+@RequiredArgsConstructor
+public class MeritMapper implements Mapper<Merit, MeritEntity> {
+
+    @Override
+    public MeritEntity domainToEntity(Merit domain) {
+        return MeritEntity.builder()
+                .meritCode(domain.getCode())
+                .department(domain.getDepartment())
+                .build();
+    }
+
+    @Override
+    public Merit entityToEntity(MeritEntity entity) {
+        return Merit.builder()
+                .code(entity.getMeritCode())
+                .department(entity.getDepartment())
+                .build();
+    }
+}
diff --git a/User-Spi/src/main/java/com/dgsw/cns/user/mapper/PrivacyMapper.java b/User-Spi/src/main/java/com/dgsw/cns/user/mapper/PrivacyMapper.java
index 3208676..fbf4ffb 100644
--- a/User-Spi/src/main/java/com/dgsw/cns/user/mapper/PrivacyMapper.java
+++ b/User-Spi/src/main/java/com/dgsw/cns/user/mapper/PrivacyMapper.java
@@ -1,10 +1,9 @@
 package com.dgsw.cns.user.mapper;
 
 import com.dgsw.cns.global.mapper.Mapper;
-import com.dgsw.cns.user.domain.MemberEntity;
-import com.dgsw.cns.user.domain.Privacy;
-import com.dgsw.cns.user.domain.PrivacyEntity;
+import com.dgsw.cns.user.domain.*;
 import com.dgsw.cns.user.domain.repository.MemberRepository;
+import com.dgsw.cns.user.domain.repository.MeritRepository;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Component;
 
@@ -13,6 +12,7 @@
 public class PrivacyMapper implements Mapper<Privacy, PrivacyEntity> {
 
     private final MemberRepository memberRepository;
+    private final MeritRepository meritRepository;
 
     @Override
     public PrivacyEntity domainToEntity(Privacy privacy) {
@@ -20,7 +20,7 @@ public PrivacyEntity domainToEntity(Privacy privacy) {
                 .member(findMemberById(privacy.getUserId()))
                 .birth(privacy.getBirth())
                 .contact(privacy.getContact())
-                .meritCode(privacy.getMeritCode())
+                .meritEntity(findMeritByCode(privacy.getMeritCode()))
                 .gender(privacy.getGender())
                 .build();
     }
@@ -31,7 +31,7 @@ public Privacy entityToEntity(PrivacyEntity privacyEntity) {
                 .userId(privacyEntity.getMemberId().getMemberId())
                 .birth(privacyEntity.getBirth())
                 .contact(privacyEntity.getContact())
-                .meritCode(privacyEntity.getMeritCode())
+                .meritCode(privacyEntity.getMeritEntity().getMeritCode())
                 .gender(privacyEntity.getGender())
                 .build();
     }
@@ -40,4 +40,9 @@ private MemberEntity findMemberById(long memberId) {
         return memberRepository.findById(memberId)
                 .orElseThrow();
     }
+
+    private MeritEntity findMeritByCode(String meritCode) {
+        return meritRepository.findById(meritCode)
+                .orElseThrow();
+    }
 }
diff --git a/build.gradle b/build.gradle
index e261cd0..592a039 100644
--- a/build.gradle
+++ b/build.gradle
@@ -4,7 +4,7 @@ buildscript {
     }
 
     ext {
-        api_implementations = ['org.springframework.boot:spring-boot-starter-web', 'org.springframework.boot:spring-boot-starter-security']
+        api_implementations = ['org.springframework.boot:spring-boot-starter-web', 'org.springframework.boot:spring-boot-starter-security', 'org.springframework.boot:spring-boot-starter-validation:3.0.2']
         api_annotations = ['org.springframework.boot:spring-boot-configuration-processor']
         api_test = []
 
@@ -13,6 +13,11 @@ buildscript {
         spi_test = ['org.springframework.boot:spring-boot-starter-test']
 
         jwt_implementations = ['io.jsonwebtoken:jjwt-api:0.11.5', 'io.jsonwebtoken:jjwt-impl:0.11.5', 'io.jsonwebtoken:jjwt-jackson:0.11.5']
+
+        usecase_implementations = ['org.hibernate.validator:hibernate-validator:8.0.0.Final']
+        usecase_test = ['org.assertj:assertj-core:3.24.2', 'org.hamcrest:hamcrest-library:2.2', 'org.mockito:mockito-core:3.11.2', 'org.mockito:mockito-junit-jupiter:3.11.2']
+
+        all_test = ['org.glassfish:jakarta.el:5.0.0-M1']
     }
 
 }
diff --git a/settings.gradle b/settings.gradle
index cdfd3b5..e48cbb4 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -8,4 +8,5 @@ include 'School-Domain'
 include 'School-Spi'
 include 'Spi-Common'
 include 'Domain-Common'
+include 'Date-Util'