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- <html>
- <head>
- <title>AES加解密</title>
- <meta http-equiv="Content-Type" content="text/html;charset=utf-8">
- <script src="/assets/js/aes.js"></script>
- <script>
- function getByteLen(val) {
- var len = 0;
- for (var i = 0; i < val.length; i++) {
- if (val[i].match(/[^\x00-\xff]/ig) != null) len += 3;
- else len += 1;
- }
- return len;
- }
-
- function onbtnEncrypto() {
- var plaintText = document.getElementById("input").value;
- var keyword = document.getElementById("inputkey").value;
- if (plaintText.replace(/(^\s*)|(\s*$)/g, "") == '') {
- alert("输入要加密的内容！");
- return;
- }
- if (keyword.replace(/(^\s*)|(\s*$)/g, "") == '') {
- alert("输入要加密的key！");
- return;
- }
- while (getByteLen(keyword) % 8 != 0) {
- keyword = keyword + "\0";
- }
-
- var key = CryptoJS.enc.Utf8.parse(keyword);
- var encryptedData = CryptoJS.AES.encrypt(plaintText, key, {
- mode: CryptoJS.mode.ECB,
- padding: CryptoJS.pad.Pkcs7
- });
- encryptedData = encryptedData.ciphertext.toString();
- document.getElementById("output").value = encryptedData;
- }
-
- function onbtnDecrypto() {
- var encryptedData = document.getElementById("input").value;
- var keyword = document.getElementById("inputkey").value;
- if (encryptedData.replace(/(^\s*)|(\s*$)/g, "") == '') {
- alert("输入要加密的内容！");
- return;
- }
- if (keyword.replace(/(^\s*)|(\s*$)/g, "") == '') {
- alert("输入要加密的key！");
- return;
- }
- while (getByteLen(keyword) % 8 != 0) {
- keyword = keyword + "\0";
- }
-
- var key = CryptoJS.enc.Utf8.parse(keyword);
- var encryptedHexStr = CryptoJS.enc.Hex.parse(encryptedData);
- var encryptedBase64Str = CryptoJS.enc.Base64.stringify(encryptedHexStr);
-
- var decryptedData = CryptoJS.AES.decrypt(encryptedBase64Str, key, {
- mode: CryptoJS.mode.ECB,
- padding: CryptoJS.pad.Pkcs7
- });
-
- if (decryptedData.sigBytes < 0) {
- document.getElementById("output").value = "解密失败！密文或者key错误!";
- return;
- }
- try {
- decryptedData.toString(CryptoJS.enc.Utf8)
- } catch(e) {
- document.getElementById("output").value = "解密失败！密文或者key错误!";
- return;
- }
- var decryptedStr = decryptedData.toString(CryptoJS.enc.Utf8);
- document.getElementById("output").value = decryptedStr;
- }
- </script>
- </head>
- <body>
- <div>
- <br />
- <textarea id="input" name="input" style="width: 80%" rows="8">这里是要加密的内容!</textarea>
- <br />key:
- <input id="inputkey" type="text" />
- <br />
- <p> <button id="en" class="btn" onclick="onbtnEncrypto()" style="width:100px">加密</button> <button id="de" class="btn" onclick="onbtnDecrypto()" style="width:100px">解密</button> </p>
- <textarea id="output" name="output" style="width: 80%" rows="10"></textarea>
- </div>
-
- </body>
- </html>
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