加密方式

yudao-module-iscs/src/main/java/cn/iocoder/yudao/module/iscs/utils/AES256Utils.java

@@ -1,12 +1,14 @@
 package cn.iocoder.yudao.module.iscs.utils;
 
-import lombok.val;
 import org.apache.commons.codec.binary.Hex;
 
 import javax.crypto.*;
 import javax.crypto.spec.IvParameterSpec;
-import java.security.*;
-import java.util.Base64;
+import javax.crypto.spec.SecretKeySpec;
+import java.security.InvalidAlgorithmParameterException;
+import java.security.InvalidKeyException;
+import java.security.NoSuchAlgorithmException;
+import java.security.SecureRandom;
 
 /**
  * 时间工具类
@@ -20,10 +22,12 @@ public class AES256Utils {
      */
     public static String AES256DECRYPT(String plaintext) throws NoSuchAlgorithmException, NoSuchPaddingException, InvalidAlgorithmParameterException, InvalidKeyException, IllegalBlockSizeException, BadPaddingException {
         // 1. 生成256位密钥（需确保JCE无限制政策已安装）
-        KeyGenerator keyGen = KeyGenerator.getInstance("AES");
+        /*KeyGenerator keyGen = KeyGenerator.getInstance("AES");
         keyGen.init(128, new SecureRandom()); // 使用安全随机数
         SecretKey secretKey = keyGen.generateKey();
-
+        System.out.println("1----" + secretKey);
+        System.out.println("2----" + secretKey.toString());*/
+        SecretKey secretKey = new SecretKeySpec("e3d8c4a0f72b1e9d8a5f06c3b4910d7a".getBytes(), "AES"); // "e3d8c4a0f72b1e9d8a5f06c3b4910d7a";
         // 2. 创建Cipher实例（推荐使用CBC模式+PKCS5Padding）
         Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
 
@@ -45,7 +49,7 @@ public class AES256Utils {
     }
 
 
-    public static void main(String[] args) throws Exception {
+    /*public static void main(String[] args) throws Exception {
         // 1. 生成256位密钥（需确保JCE无限制政策已安装）
         KeyGenerator keyGen = KeyGenerator.getInstance("AES");
         keyGen.init(128, new SecureRandom()); // 使用安全随机数
@@ -93,6 +97,14 @@ public class AES256Utils {
         val digest = MessageDigest.getInstance("SHA-256");
         // String hexStr1 = Hex.encodeHexString(digest.digest(fileBytes));
         // .sha
+    }*/
+
+    public static void main(String[] args) throws NoSuchAlgorithmException {
+        KeyGenerator keyGen = KeyGenerator.getInstance("AES");
+        keyGen.init(128, new SecureRandom()); // 使用安全随机数
+        SecretKey secretKey = keyGen.generateKey();
+        System.out.println("1----" + new String(secretKey.getEncoded()));
+        System.out.println("2----" + secretKey.toString());
     }
 
 }