更换加密方法

+package com.lego;
+
+import com.lego.common.utils.EncryptUtils;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+
+/**
+ * @author chentao
+ * @date 2025/8/7
+ */
+public class ManageApplication {
+    public static void main(String[] args) {
+        String path1 = "f:/1.mp4";
+        String path2 = "f:/2.mp4";
+        try{
+            FileInputStream inputStream = new FileInputStream(path1);
+            FileOutputStream outputStream = new FileOutputStream(path2);
+            byte[] arr = new byte[inputStream.available()];
+            inputStream.read(arr);
+            byte[] decrypt = EncryptUtils.decryptByAes(arr);
+            outputStream.write(decrypt);
+
+            inputStream.close();
+            outputStream.close();
+        }
+        catch (Exception e){
+            e.printStackTrace();
+        }
+    }
+}

@@ -12,6 +12,7 @@ import cn.hutool.crypto.asymmetric.SM2;
 import java.nio.charset.StandardCharsets;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.Objects;
 
 /**
  * 安全相关工具类
@@ -72,6 +73,18 @@ public class EncryptUtils {
         return SecureUtil.aes(password.getBytes(StandardCharsets.UTF_8)).encryptBase64(data, StandardCharsets.UTF_8);
     }
 
+    public static byte[] encryptByAes(byte[] data, String password) {
+        if (StrUtil.isBlank(password)) {
+            throw new IllegalArgumentException("AES需要传入秘钥信息");
+        }
+        // aes算法的秘钥要求是16位、24位、32位
+        int[] array = {16, 24, 32};
+        if (!ArrayUtil.contains(array, password.length())) {
+            throw new IllegalArgumentException("AES秘钥长度要求为16位、24位、32位");
+        }
+        return SecureUtil.aes(password.getBytes(StandardCharsets.UTF_8)).encrypt(data);
+    }
+
     /**
      * AES加密
      *
@@ -82,6 +95,10 @@ public class EncryptUtils {
         return encryptByAes(data, AES_SECRET);
     }
 
+    public static byte[] encryptByAes(byte[] data) {
+        return encryptByAes(data, AES_SECRET);
+    }
+
     /**
      * AES加密
      *
@@ -118,6 +135,18 @@ public class EncryptUtils {
      * @param password 秘钥字符串
      * @return 解密后字符串
      */
+    public static byte[] decryptByAes(byte[] data, String password) {
+        if (StrUtil.isBlank(password)) {
+            throw new IllegalArgumentException("AES需要传入秘钥信息");
+        }
+        // aes算法的秘钥要求是16位、24位、32位
+        int[] array = {16, 24, 32};
+        if (!ArrayUtil.contains(array, password.length())) {
+            throw new IllegalArgumentException("AES秘钥长度要求为16位、24位、32位");
+        }
+        return SecureUtil.aes(password.getBytes(StandardCharsets.UTF_8)).decrypt(data);
+    }
+
     public static String decryptByAes(String data, String password) {
         if (StrUtil.isBlank(password)) {
             throw new IllegalArgumentException("AES需要传入秘钥信息");
@@ -143,6 +172,13 @@ public class EncryptUtils {
         return "";
     }
 
+    public static byte[] decryptByAes(byte[] data) {
+        if(Objects.nonNull(data)) {
+            return decryptByAes(data, AES_SECRET);
+        }
+        return null;
+    }
+
     /**
      * sm4加密
      *

@@ -211,8 +211,7 @@ public class SysOssServiceImpl implements ISysOssService, OssService {
         UploadResult uploadResult;
         try {
             if(".pdf".equals(suffix) || ".mp4".equals(suffix) || ".json".equals(suffix) || ".ldr".equals(suffix)) {
-                String temp = EncryptUtils.encryptByAes(StrUtil.str(file.getBytes(), StandardCharsets.UTF_8));
-                byte[] encryptBytes = StrUtil.bytes(temp, CharsetUtil.CHARSET_UTF_8);
+                byte[] encryptBytes = EncryptUtils.encryptByAes(file.getBytes());
                 uploadResult = storage.uploadSuffix(encryptBytes, suffix, file.getContentType());
             }
             else{