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  • 字符串加密解密

    参照网友的教程

    加密:

            //加密
            public static string Encode(string encryptString)
            {
                try
                {
                    string KEY = "zjp1202!";
                    byte[] _vector = { 0x12, 0x34, 0x56, 0x78, 0x90, 0xAB, 0xCD, 0xEF };
    
                    var rgbKey = Encoding.UTF8.GetBytes(KEY.Substring(0, 8));
                    var des = new DESCryptoServiceProvider();
    
                    var inputByteArray = Encoding.UTF8.GetBytes(encryptString);
                    var ms = new MemoryStream();
                    var cs = new CryptoStream(ms, des.CreateEncryptor(rgbKey, _vector), CryptoStreamMode.Write);
                    cs.Write(inputByteArray, 0, inputByteArray.Length);
                    cs.FlushFinalBlock();
    
                    return Convert.ToBase64String(ms.ToArray());
                }
                catch (Exception ex)
                {
                    return null;
                }
            }
    

    解密:

           public static string Decode(string decryptString)
            {
                try
                {
                    string KEY = "zjp1202!";
                    byte[] _vector = { 0x12, 0x34, 0x56, 0x78, 0x90, 0xAB, 0xCD, 0xEF };
                    var provider = new DESCryptoServiceProvider();
                    var rgbKey = Encoding.UTF8.GetBytes(KEY.Substring(0, 8));
    
                    var inputByteArray = Convert.FromBase64String(decryptString);
    
                    var ms = new MemoryStream();
                    var cs = new CryptoStream(ms, provider.CreateDecryptor(rgbKey, _vector), CryptoStreamMode.Write);
                    cs.Write(inputByteArray, 0, inputByteArray.Length);
                    cs.FlushFinalBlock();
    
                    var encoding = new UTF8Encoding();
    
                    return encoding.GetString(ms.ToArray());
                }
                catch (Exception ex)
                {
                    return null;
                }
            }
    

      

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  • 原文地址:https://www.cnblogs.com/tiancaige/p/12719252.html
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