kopia lustrzana https://github.com/robinmoisson/staticrypt
195 wiersze
5.5 KiB
HTML
195 wiersze
5.5 KiB
HTML
<!doctype html>
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<html class="staticrypt-html">
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<head>
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<meta charset="utf-8">
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<title>{title}</title>
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<!-- do not cache this page -->
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<meta http-equiv="cache-control" content="max-age=0"/>
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<meta http-equiv="cache-control" content="no-cache"/>
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<meta http-equiv="expires" content="0"/>
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<meta http-equiv="expires" content="Tue, 01 Jan 1980 1:00:00 GMT"/>
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<meta http-equiv="pragma" content="no-cache"/>
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<style>
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.staticrypt-hr {
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margin-top: 20px;
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margin-bottom: 20px;
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border: 0;
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border-top: 1px solid #eee;
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}
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.staticrypt-page {
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width: 360px;
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padding: 8% 0 0;
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margin: auto;
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box-sizing: border-box;
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}
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.staticrypt-form {
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position: relative;
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z-index: 1;
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background: #FFFFFF;
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max-width: 360px;
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margin: 0 auto 100px;
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padding: 45px;
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text-align: center;
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box-shadow: 0 0 20px 0 rgba(0, 0, 0, 0.2), 0 5px 5px 0 rgba(0, 0, 0, 0.24);
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}
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.staticrypt-form input {
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outline: 0;
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background: #f2f2f2;
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width: 100%;
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border: 0;
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margin: 0 0 15px;
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padding: 15px;
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box-sizing: border-box;
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font-size: 14px;
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}
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.staticrypt-form .staticrypt-decrypt-button {
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text-transform: uppercase;
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outline: 0;
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background: #4CAF50;
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width: 100%;
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border: 0;
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padding: 15px;
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color: #FFFFFF;
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font-size: 14px;
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cursor: pointer;
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}
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.staticrypt-form .staticrypt-decrypt-button:hover, .staticrypt-form .staticrypt-decrypt-button:active, .staticrypt-form .staticrypt-decrypt-button:focus {
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background: #43A047;
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}
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.staticrypt-html {
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height: 100%;
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}
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.staticrypt-body {
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margin-bottom: 1em;
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background: #76b852; /* fallback for old browsers */
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background: -webkit-linear-gradient(right, #76b852, #8DC26F);
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background: -moz-linear-gradient(right, #76b852, #8DC26F);
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background: -o-linear-gradient(right, #76b852, #8DC26F);
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background: linear-gradient(to left, #76b852, #8DC26F);
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font-family: "Arial", sans-serif;
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-webkit-font-smoothing: antialiased;
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-moz-osx-font-smoothing: grayscale;
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}
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.staticrypt-instructions {
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margin-top: -1em;
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margin-bottom: 1em;
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}
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.staticrypt-title {
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font-size: 1.5em;
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}
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.staticrypt-footer {
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position: fixed;
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height: 20px;
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font-size: 16px;
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padding: 2px;
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bottom: 0;
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left: 0;
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right: 0;
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margin-bottom: 0;
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}
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.staticrypt-footer p {
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margin: 2px;
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text-align: center;
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float: right;
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}
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.staticrypt-footer a {
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text-decoration: none;
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}
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</style>
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</head>
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<body class="staticrypt-body">
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<div class="staticrypt-page">
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<div class="staticrypt-form">
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<div class="staticrypt-instructions">
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<p class="staticrypt-title">{title}</p>
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<p>{instructions}</p>
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</div>
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<hr class="staticrypt-hr">
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<form id="staticrypt-form" action="#" method="post">
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<input id="staticrypt-password"
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type="password"
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name="password"
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placeholder="passphrase"
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autofocus/>
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<input type="submit" class="staticrypt-decrypt-button" value="DECRYPT"/>
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</form>
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</div>
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</div>
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<footer class="staticrypt-footer">
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<p class="pull-right">Created with <a href="https://robinmoisson.github.io/staticrypt">StatiCrypt</a></p>
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</footer>
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{crypto_tag}
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<script>
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// STATICRYPT VERSION: >= 1.4.3
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/**
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* Decrypt a salted msg using a password.
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* Inspired by https://github.com/adonespitogo
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*/
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var keySize = 256;
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var iterations = 15000;
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function decrypt (encryptedMsg, pass) {
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var salt = CryptoJS.enc.Hex.parse(encryptedMsg.substr(0, 32));
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var iv = CryptoJS.enc.Hex.parse(encryptedMsg.substr(32, 32))
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var encrypted = encryptedMsg.substring(64);
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var key = CryptoJS.PBKDF2(pass, salt, {
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keySize: keySize/32,
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iterations: iterations,
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hasher: CryptoJS.algo.SHA256,
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});
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var decrypted = CryptoJS.AES.decrypt(encrypted, key, {
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iv: iv,
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padding: CryptoJS.pad.Pkcs7,
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mode: CryptoJS.mode.CBC
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}).toString(CryptoJS.enc.Utf8);
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return decrypted;
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}
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document.getElementById('staticrypt-form').addEventListener('submit', function(e) {
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e.preventDefault();
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var passphrase = document.getElementById('staticrypt-password').value,
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encryptedMsg = '{encrypted}',
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encryptedHMAC = encryptedMsg.substring(0, 64),
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encryptedHTML = encryptedMsg.substring(64),
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decryptedHMAC = CryptoJS.HmacSHA256(encryptedHTML, CryptoJS.SHA256(passphrase).toString()).toString();
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if (decryptedHMAC !== encryptedHMAC) {
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alert('Bad passphrase!');
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return;
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}
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var plainHTML = decrypt(encryptedHTML, passphrase);
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document.write(plainHTML);
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document.close();
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});
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</script>
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</body>
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</html>
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