diff --git a/pom.xml b/pom.xml
index 82e4119..42a5416 100644
--- a/pom.xml
+++ b/pom.xml
@@ -54,7 +54,7 @@
     <dependency>
       <groupId>com.alibaba</groupId>
       <artifactId>fastjson</artifactId>
-      <version>1.2.76</version>
+      <version>2.0.7</version>
     </dependency>
 
 
diff --git a/src/main/java/cn/safe6/util/HttpTool.java b/src/main/java/cn/safe6/util/HttpTool.java
index 2f4a9a0..ea9765b 100644
--- a/src/main/java/cn/safe6/util/HttpTool.java
+++ b/src/main/java/cn/safe6/util/HttpTool.java
@@ -573,6 +573,7 @@ public static boolean downloadFile(String downURL, String path) throws Exception
     public static Request parseRequest(String body) {
         Request request = new Request();
         body = body.trim();
+        body = body.replace("cookie","Cookie");
         String[] parts = body.split("\r\n\r\n|\r\r|\n\n");
         if (parts.length < 2) {
             return null;
diff --git a/src/main/java/cn/safe6/util/PayloadEncryptTool.java b/src/main/java/cn/safe6/util/PayloadEncryptTool.java
index 79096c9..5a1b40e 100644
--- a/src/main/java/cn/safe6/util/PayloadEncryptTool.java
+++ b/src/main/java/cn/safe6/util/PayloadEncryptTool.java
@@ -12,7 +12,7 @@
 public class PayloadEncryptTool {
 
     public static String AesGcmEncrypt(byte[] plainText,String key) throws Exception{
-        byte[] k = java.util.Base64.getDecoder().decode(key);
+        byte[] k = Base64.decode(key);
         AesCipherService aes = new AesCipherService();
         ByteSource initciphertext = aes.encrypt(plainText, k);
         return String.valueOf(initciphertext);
@@ -20,7 +20,7 @@ public static String AesGcmEncrypt(byte[] plainText,String key) throws Exception
 
 
     public static String AesCbcEncrypt(byte[] plainText,String key) throws Exception {
-        byte[] k = java.util.Base64.getDecoder().decode(key);
+        byte[] k = Base64.decode(key);
         byte[] ivBytes = new byte[16];
         SecureRandom random = new SecureRandom();
         random.nextBytes(ivBytes);