引入js依赖

 <!-- 引入 CDN Crypto.js 开始 AES加密 注意引入顺序 -->

<script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.3.0/core.min.js"></script>

<script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.3.0/enc-base64.min.js"></script>

<script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.3.0/md5.min.js"></script>

<script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.3.0/evpkdf.min.js"></script>

<script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.3.0/cipher-core.min.js"></script>

<script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.3.0/aes.min.js"></script>

<script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.3.0/pad-pkcs7.min.js"></script>

<script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.3.0/mode-ecb.min.js"></script>

<script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.3.0/enc-utf8.min.js"></script>

<script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.3.0/enc-hex.min.js"></script>

<script src="https://cdn.bootcdn.net/ajax/libs/crypto-js/3.3.0/tripledes.js"></script>

<script src="https://cdn.bootcdn.net/ajax/libs/crypto-js/3.3.0/tripledes.min.js"></script>

<!-- 引入 CDN Crypto.js 结束 -->

 //  加密

function encryptDes(message, key) {

  let keyHex = CryptoJS.enc.Utf8.parse(key)

  let option = { mode: CryptoJS.mode.ECB, padding: CryptoJS.pad.Pkcs7 }

  let encrypted =  CryptoJS.DES.encrypt(message, keyHex, option)

  return encrypted.ciphertext.toString()

}

//  解密

    function decryptDes (message, key)  {

        console.log("0." + message);

  let keyHex = CryptoJS.enc.Utf8.parse(key);

  let decrypted = CryptoJS.DES.decrypt(

    {

      ciphertext: CryptoJS.enc.Hex.parse(message)

    },

    keyHex,

    {

      mode: CryptoJS.mode.ECB,

      padding: CryptoJS.pad.Pkcs7

    }

  )

  return decrypted.toString(CryptoJS.enc.Utf8)

}