C# 和 JS 关于 CryptoJS 的加密、解密

本文转自 https://www.cnblogs.com/xuanlanbinfen/p/13100751.html

1.下载个CryptoJS 我的是CryptoJS-v3.1.2 版本的

var a = "a[a]/e:";
var b = "k3RA2bS97JlV5XPEueiqUA==";
var c = EncryptByAES(a, "1234567891234567");
var d =  DecryptByAES(c, "1234567891234567");

// <summary> 
       /// AES解密 
       /// </summary> 
       /// <param name="input">密文字节数组</param> 
       /// <param name="key">密钥（16位）</param> 
       /// <returns>返回解密后的字符串</returns> 
       public static string DecryptByAES(string input, string key)
       {
           byte[] inputBytes = Convert.FromBase64String(input);
           byte[] keyBytes = Encoding.UTF8.GetBytes(key.Substring(0, 16));
           using (AesCryptoServiceProvider aesAlg = new AesCryptoServiceProvider())
           {
               aesAlg.Padding = PaddingMode.PKCS7;
               aesAlg.Mode = CipherMode.ECB;
               aesAlg.Key = keyBytes;
               aesAlg.IV = keyBytes;
               ICryptoTransform decryptor = aesAlg.CreateDecryptor(aesAlg.Key, aesAlg.IV);
               using (MemoryStream msEncrypt = new MemoryStream(inputBytes))
               {
                   using (CryptoStream csEncrypt = new CryptoStream(msEncrypt, decryptor, CryptoStreamMode.Read))
                   {
                       using (StreamReader srEncrypt = new StreamReader(csEncrypt))
                       {
                           return srEncrypt.ReadToEnd();
                       }
                   }
               }
           }
       }
 
 
       /// <summary> 
       /// AES加密算法 
       /// </summary> 
       /// <param name="input">明文字符串</param> 
       /// <param name="key">密钥（16位）</param> 
       /// <returns>字符串</returns> 
       public static string EncryptByAES(string input, string key)
       {
           byte[] keyBytes = Encoding.UTF8.GetBytes(key.Substring(0, 16));
           using (AesCryptoServiceProvider aesAlg = new AesCryptoServiceProvider())
           {
               aesAlg.Padding = PaddingMode.PKCS7;
               aesAlg.Mode = CipherMode.ECB;
               aesAlg.Key = keyBytes;
               aesAlg.IV = keyBytes;
               ICryptoTransform encryptor = aesAlg.CreateEncryptor(aesAlg.Key, aesAlg.IV);
               using (MemoryStream msEncrypt = new MemoryStream())
               {
                   using (CryptoStream csEncrypt = new CryptoStream(msEncrypt, encryptor, CryptoStreamMode.Write))
                   {
                       using (StreamWriter swEncrypt = new StreamWriter(csEncrypt))
                       {
                           swEncrypt.Write(input);
                       }
                       byte[] bytes = msEncrypt.ToArray();
                     var ddc = Convert.ToBase64String(bytes);
         
                       byte[] inputBytes = Convert.FromBase64String(ddc);
                       return ddc;
                   }
               }
           }
       }
       /// <summary>
       /// 将指定的16进制字符串转换为byte数组
       /// </summary>
       /// <param name="s">16进制字符串(如：“7F 2C 4A”或“7F2C4A”都可以)</param>
       /// <returns>16进制字符串对应的byte数组</returns>
       public static byte[] HexStringToByteArray(string s)
       {
           s = s.Replace(" ", "");
           byte[] buffer = new byte[s.Length / 2];
           for (int i = 0; i < s.Length; i += 2)
               buffer[i / 2] = (byte)Convert.ToByte(s.Substring(i, 2), 16);
           return buffer;
       }
 
       /// <summary>
       /// 将一个byte数组转换成一个格式化的16进制字符串
       /// </summary>
       /// <param name="data">byte数组</param>
       /// <returns>格式化的16进制字符串</returns>
       public static string ByteArrayToHexString(byte[] data)
       {
           StringBuilder sb = new StringBuilder(data.Length * 3);
           foreach (byte b in data)
           {
               //16进制数字
               sb.Append(Convert.ToString(b, 16).PadLeft(2, '0'));
               //16进制数字之间以空格隔开
               //sb.Append(Convert.ToString(b, 16).PadLeft(2, '0').PadRight(3, ' '));
           }
           return sb.ToString().ToUpper();
       }

2. JS的

<script src="~/Content/select/js/jquery-1.11.3.min.js"></script>
<script src="~/Content/CryptoJS-v3.1.2/rollups/aes.js"></script>
<script src="~/Content/CryptoJS-v3.1.2/components/mode-ecb-min.js"></script>
<script src="~/Content/CryptoJS-v3.1.2/components/pad-zeropadding.js"></script>

var a = "k3RA2bS97JlV5XPEueiqUA==";
var b = 'a[a]/e:';
var c = Encrypt2(b).toString();
var d = Encrypt3(b);
var e = Decrypt2(a);
var f = Decrypt3(a);
   
function Encrypt2(text) {
        var key = CryptoJS.enc.Utf8.parse('1234567891234567');
        var iv = CryptoJS.enc.Latin1.parse('1234567891234567');
        var b = CryptoJS.AES.encrypt(a, key, {
            iv: iv,
            mode: CryptoJS.mode.ECB,
            padding: CryptoJS.pad.Pkcs7
        });
        return b
    }
 
    function Encrypt3(text) {
        var key = CryptoJS.enc.Utf8.parse("1234567891234567");
        var InDkn4 = CryptoJS.enc.Utf8.parse(text);
        var b = CryptoJS.AES.encrypt(InDkn4, key, {
            mode: CryptoJS.mode.ECB,
            padding: CryptoJS.pad.Pkcs7
        });
        return b["toString"]()
    }
 
    function Decrypt2(text) {
        var key = CryptoJS["enc"]["Utf8"]["parse"]("1234567891234567");
        var b = CryptoJS["AES"]["decrypt"](text, s3, {
            mode: CryptoJS["mode"]["ECB"],
            padding: CryptoJS["pad"]["Pkcs7"]
        });
       // var t = CryptoJS["enc"]["Utf8"]["stringify"](b);
        return CryptoJS["enc"]["Utf8"]["stringify"](b)["toString"]()
    }
 
    function Decrypt3(text) {
        var key = CryptoJS.enc.Utf8.parse("1234567891234567");
        var kIlnQ10 = CryptoJS.AES.decrypt(text, key, {
            mode: CryptoJS.mode.ECB,
            padding: CryptoJS.pad.Pkcs7
        });
        var t = CryptoJS.enc.Utf8.stringify(kIlnQ10);
        return t
    }