JavaScript DES 加密

最近做网页数据加密工作, 使用CryptoJS v3.1.2 这个JavaScript脚本,网上比较有质量的文章实在太少,经验证加密结果与Asp.net DES加密结果一致

参考文章

https://gist.github.com/ufologist/5581486

CryptoJS v3.1.2下载地址

https://code.google.com/p/crypto-js/downloads/list

例子 如下

<html>
    <head>
        <meta http-equiv="content-type" content="text/html; charset=UTF-8">
        <title>JS设置DES加密处理</title>
        <script type="text/javascript" src="js/jquery.min.js"></script>
        <script src="js/rollups/tripledes.js"></script>
        <script src="js/components/mode-ecb.js"></script>
        <script>
             //DES 解密 加密
            function encryptByDES(message, key) {
                    var keyHex = CryptoJS.enc.Utf8.parse(key);
                    var encrypted = CryptoJS.DES.encrypt(message, keyHex, {
                        mode: CryptoJS.mode.ECB,
                        padding: CryptoJS.pad.Pkcs7
                    });
                    return encrypted.toString();
                }
                //DES 解密

            function decryptByDES(ciphertext, key) {
                var keyHex = CryptoJS.enc.Utf8.parse(key);
                // direct decrypt ciphertext
                var decrypted = CryptoJS.DES.decrypt({
                    ciphertext: CryptoJS.enc.Base64.parse(ciphertext)
                }, keyHex, {
                    mode: CryptoJS.mode.ECB,
                    padding: CryptoJS.pad.Pkcs7
                });
                return decrypted.toString(CryptoJS.enc.Utf8);
            }
        </script>
        <script>
             //加密
            function encryptStr() {
                    var strKey = $.trim($('#key').val());
                    var strMsg = $.trim($('#text1').val());
                    $('#text2').val(encryptByDES(strMsg, strKey));
                }
                //解密

            function decryptStr() {
                var strKey = $.trim($('#key').val());
                var ciphertext = $.trim($('#text2').val());
                $('#text3').val(decryptByDES(ciphertext, strKey));
            }
        </script>
    </head>

    <body>
        <h1>JS设置DES加密处理</h1>
        <label>key</label>
        <input type="text" value='12345678' id="key" />
        <div>
            <textarea id="text1" placeholder="请输入需要加密的字符">abcde12345这个中文!@#!@$#%$#^%(":''")[]=_-</textarea>
            <input type="button" value="加密" onclick="encryptStr();" />
            <textarea id="text2"></textarea>
            <input type="button" value="解密" onclick="decryptStr();" />
            <textarea id="text3"></textarea>
        </div>
    </body>
</html>

 

posted @ 2015-05-07 11:33  MengXQ  阅读(15789)  评论(4)  编辑  收藏  举报
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