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楼主 |
发表于 2022-4-5 20:22:42
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- using System;
- using System.Collections.Generic;
- //using Word = Microsoft.Office.Interop.Word;
- using System.Linq;
- using System.Text;
- using System.Threading.Tasks;
- using System.Security.Cryptography;
- namespace ConsoleApp1
- {
- class Program
- {
- /// <summary>
- /// AES 算法加密(ECB模式) 将明文加密,加密后进行base64编码,返回密文
- /// </summary>
- /// <param name="EncryptStr">明文</param>
- /// <param name="Key">密钥</param>
- /// <returns>加密后base64编码的密文</returns>
- public static string AesEncryptor_Base64(string EncryptStr, string Key)
- {
- try
- {
- //byte[] keyArray = Encoding.UTF8.GetBytes(Key);
- byte[] keyArray = Convert.FromBase64String(Key);
- byte[] toEncryptArray = Encoding.UTF8.GetBytes(EncryptStr);
- RijndaelManaged rDel = new RijndaelManaged();
- rDel.Key = keyArray;
- rDel.Mode = CipherMode.ECB;
- rDel.Padding = PaddingMode.PKCS7;
- ICryptoTransform cTransform = rDel.CreateEncryptor();
- byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);
- return Convert.ToBase64String(resultArray, 0, resultArray.Length);
- }
- catch (Exception ex)
- {
- return null;
- }
- }
- /// <summary>
- /// AES 算法解密(ECB模式) 将密文base64解码进行解密,返回明文
- /// </summary>
- /// <param name="DecryptStr">密文</param>
- /// <param name="Key">密钥</param>
- /// <returns>明文</returns>
- public static string AesDecryptor_Base64(string DecryptStr, string Key)
- {
- try
- {
- //byte[] keyArray = Encoding.UTF8.GetBytes(Key);
- byte[] keyArray = Convert.FromBase64String(Key);
- byte[] toEncryptArray = Convert.FromBase64String(DecryptStr);
- RijndaelManaged rDel = new RijndaelManaged();
- rDel.Key = keyArray;
- rDel.Mode = CipherMode.ECB;
- rDel.Padding = PaddingMode.PKCS7;
- ICryptoTransform cTransform = rDel.CreateDecryptor();
- byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);
- return Encoding.UTF8.GetString(resultArray);// UTF8Encoding.UTF8.GetString(resultArray);
- }
- catch (Exception ex)
- {
- return null;
- }
- }
- static void Main(string[] args)
- {
- string minwen = "lishan'an xiang xue dongxi ya ";
- string miyao = "3CA10B2157F01916902E1380ACC107BD";
- string miwen = AesEncryptor_Base64(minwen, miyao);
- Console.WriteLine("加密后的密文为:"+miwen);
- string str = AesDecryptor_Base64(miwen, miyao);
- Console.WriteLine("解密后的明文为:"+str);
- }
- }
- }
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