前端加密传输 crypto-js AES 加密和解密

配置：

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <title>Document</title>
</head>

<body>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.1.9-1/crypto-js.js"></script>
    <script>
    function getAesString(data, key, iv) { //加密
        var key = CryptoJS.enc.Utf8.parse(key);
        var iv = CryptoJS.enc.Utf8.parse(iv);
        var encrypted = CryptoJS.AES.encrypt(data, key, {
            iv: iv,
            mode: CryptoJS.mode.CBC,
            padding: CryptoJS.pad.Pkcs7
        });
        return encrypted.toString(); //返回的是base64格式的密文
    }

    function getDAesString(encrypted, key, iv) { //解密
        var key = CryptoJS.enc.Utf8.parse(key);
        var iv = CryptoJS.enc.Utf8.parse(iv);
        var decrypted = CryptoJS.AES.decrypt(encrypted, key, {
            iv: iv,
            mode: CryptoJS.mode.CBC,
            padding: CryptoJS.pad.Pkcs7
        });
        return decrypted.toString(CryptoJS.enc.Utf8);
    }

    function getAES(data) { //加密
        var key = '12345678910'; //密钥
        var iv = '12345678910';
        var encrypted = getAesString(data, key, iv); //密文
        var encrypted1 = CryptoJS.enc.Utf8.parse(encrypted);
        return encrypted;
    }

    function getDAes(data) { //解密
        var key = '12345678910'; //密钥
        var iv = '12345678910'; //密钥偏移量
        var decryptedStr = getDAesString(data, key, iv);
        return decryptedStr;
    }

    var AES = getAES('hello');
    var AFTERAES = getDAes(AES);
    console.log('加密后:' + AES );
    console.log('解密后:' + AFTERAES );

    </script>
</body>

</html>

　　

posted @ 2019-01-21 17:37  肖秋雄  阅读(1935)  评论(1)  编辑  收藏  举报