diff --git a/platform-common/src/main/java/com/lyms/platform/common/utils/LymsEncodeUtil.java b/platform-common/src/main/java/com/lyms/platform/common/utils/LymsEncodeUtil.java
index 0caf661..7cae6d6 100644
--- a/platform-common/src/main/java/com/lyms/platform/common/utils/LymsEncodeUtil.java
+++ b/platform-common/src/main/java/com/lyms/platform/common/utils/LymsEncodeUtil.java
@@ -101,7 +101,9 @@ public class LymsEncodeUtil {
      */
     public static byte[] aesEncryptToBytes(String content, String encryptKey) throws Exception {
         KeyGenerator kgen = KeyGenerator.getInstance("AES");
-        kgen.init(128, new SecureRandom(encryptKey.getBytes()));
+        SecureRandom random = SecureRandom.getInstance("SHA1PRNG");
+        random.setSeed(encryptKey.getBytes());
+        kgen.init(128, random);
 
         Cipher cipher = Cipher.getInstance("AES");
         cipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(kgen.generateKey().getEncoded(), "AES"));
@@ -129,7 +131,9 @@ public class LymsEncodeUtil {
      */
     public static String aesDecryptByBytes(byte[] encryptBytes, String decryptKey) throws Exception {
         KeyGenerator kgen = KeyGenerator.getInstance("AES");
-        kgen.init(128, new SecureRandom(decryptKey.getBytes()));
+        SecureRandom random = SecureRandom.getInstance("SHA1PRNG");
+        random.setSeed(decryptKey.getBytes());
+        kgen.init(128, random);
 
         Cipher cipher = Cipher.getInstance("AES");
         cipher.init(Cipher.DECRYPT_MODE, new SecretKeySpec(kgen.generateKey().getEncoded(), "AES"));