• DES加密解密


    des算法对齐方法:

    http://tool.chacuo.net/cryptdes
    ecb pkcs7/5  , 测试id site/appid :9cf3604cae4b3b24  hex   utf8

    加密前的字符:|刘yjui|15245166810||
    加密后的字符:140c83620bc54f49e5711d96b7fa903f3d42e7493e150e9f
    解密后的字符:|刘yjui|15245166810||

    测试id site通过后,换成你们自己的id site/appid加密

     js实现

    <!DOCTYPE HTML>
    <html>
    <head>
        <meta charset="utf-8">
        <script type="text/javascript" src="crypto-js/crypto-js.js"></script>
        <script type="text/javascript" src="crypto-js/tripledes.js"></script>
        <title>DES-(CBC/ECB)加密解密</title>
    </head>
    <body>
        <script type="text/javascript">
            var key = '9cf3604cae4b3b24';
            //DES ECB加密,上面运行是这种模式
            function encryptByDESModeECB(message) {
                var keyHex = CryptoJS.enc.Utf8.parse(key);
                var encrypted = CryptoJS.DES.encrypt(message, keyHex, {
                    mode: CryptoJS.mode.ECB,
                    padding: CryptoJS.pad.Pkcs7
                });
                return encrypted.ciphertext.toString();
            }
            //DES ECB解密,上面运行是这种模式
            function decryptByDESModeECB(ciphertext) {
                var keyHex = CryptoJS.enc.Utf8.parse(key);
                var decrypted = CryptoJS.DES.decrypt({
                    ciphertext: CryptoJS.enc.Hex.parse(ciphertext)
                }, keyHex, {
                    mode: CryptoJS.mode.ECB,
                    padding: CryptoJS.pad.Pkcs7
                });
                var result_value = decrypted.toString(CryptoJS.enc.Utf8);
                return result_value;
            }
            //CBC加密
            function encryptByDESModeCBC(message) {
                var keyHex = CryptoJS.enc.Utf8.parse(key);
                var ivHex = CryptoJS.enc.Utf8.parse(key);
                encrypted = CryptoJS.DES.encrypt(message, keyHex, {
                    iv: ivHex,//传偏移量
                    mode: CryptoJS.mode.CBC,
                    padding: CryptoJS.pad.Pkcs7
                });
                return encrypted.ciphertext.toString();
            }
            //CBC模式解密
            function decryptByDESModeCBC(ciphertext2) {
                var keyHex = CryptoJS.enc.Utf8.parse(key);
                var ivHex = CryptoJS.enc.Utf8.parse(key);
                // direct decrypt ciphertext
                var decrypted = CryptoJS.DES.decrypt({
                    ciphertext: CryptoJS.enc.Hex.parse(ciphertext2)
                }, keyHex, {
                    iv: ivHex,//传偏移量
                    //模式必须加上
                    mode: CryptoJS.mode.CBC,
                    padding: CryptoJS.pad.Pkcs7
                });
                return decrypted.toString(CryptoJS.enc.Utf8);
            }
            // DES ECB模式加密测试
            function encryTest() {
                var source = document.querySelector("#source");
                var cc = encryptByDESModeECB(source.value);
                document.querySelector("#target").value = cc;
                console.log(cc)
            }
            // DES ECB模式解密测试
            function decodeTest() {
                var source = document.querySelector("#sourceS").value;
                var dd = decryptByDESModeECB(source);
                document.querySelector("#jiemi").value = dd;
                console.log(dd)
            }
        </script>
        </head>
        <body>
            <div>
                加密前:<textarea id="source" style="500px;height:90px;" /></textarea>
                <hr>
                加密后:<textarea id="target" style="500px;height:90px;"></textarea>
                <hr>
                <input type="button" onclick="encryTest();" name="" value="加密" />
                <hr>
    
                密文:<textarea id="sourceS" width="400px" style="500px;height:90px;"></textarea>
                <hr>
                解密后:<textarea id="jiemi" style="500px;height:90px;"></textarea>
                <hr>
                <input type="button" onclick="decodeTest();" name="" value="解密" />
            </div>
        </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/liubingyjui/p/13965025.html
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