diff --git a/spring-session/src/main/java/com/session/springsession/exception/CustomAuthenticationException.java b/spring-session/src/main/java/com/session/springsession/exception/CustomAuthenticationException.java
new file mode 100644
index 0000000..dded863
--- /dev/null
+++ b/spring-session/src/main/java/com/session/springsession/exception/CustomAuthenticationException.java
@@ -0,0 +1,12 @@
+package com.session.springsession.exception;
+
+public class CustomAuthenticationException extends RuntimeException{
+
+    public CustomAuthenticationException() {
+        super(ErrorCode.AUTHENTICATION_FAILED.getMassage());
+    }
+
+    public CustomAuthenticationException(Exception ex) {
+        super(ex);
+    }
+}