我必须解密一些AES加密的字符串.
Example encrypted string: 129212143036071008133136215105140171136216244116
我有一个键,以及以字节数组格式提供给我的向量(iv):
Key: [ 123, 217, 20, 11, 24, 26, 85, 45, 114, 184, 27, 162, 37, 115, 222, 209, 241, 24, 175, 144, 175, 53, 196, 29, 24, 23, 17, 218, 131, 226, 53, 209 ]
Vector (iv): [ 146, 66, 191, 151, 23, 3, 113, 119, 231, 131, 133, 112, 79, 32, 114, 136 ]
我应该能够解密字符串并得到:
Correct output: testtest
我正在尝试使用Crypto.js,但我找不到使用提供的密钥和向量的方法.我找不到将字节数组转换为十六进制的方法.
var encrypted = '129212143036071008133136215105140171136216244116';
var key = CryptoJS.enc.Hex.parse([ 123, 217, 20, 11, 24, 26, 85, 45, 114, 184, 27, 162, 37, 115, 222, 209, 241, 24, 175, 144, 175, 53, 196, 29, 24, 23, 17, 218, 131, 226, 53, 209 ]);
var iv = CryptoJS.enc.Hex.parse([ 146, 66, 191, 151, 23, 3, 113, 119, 231, 131, 133, 112, 79, 32, 114, 136 ]);
var decrypted = CryptoJS.AES.decrypt(encrypted, key, { iv: iv });
console.log('Output: '+decrypted.toString(CryptoJS.enc.Utf8)); //Should be "testtest"
如果有人能告诉我如何使用密钥和向量解密示例字符串与Crypto.js或任何其他js方法,我将非常感激.
非常感谢你的帮助,
亲切的问候
最佳答案 我无法设法解密您的原始字符串,但我可以成功地使用它来加密和解密新字符串.在初始实现中,aes.js中发生错误,因为它期望key和iv是字符串而不是数组.我已经更正了以下代码示例:
//var encrypted = '129212143036071008133136215105140171136216244116';
var key = CryptoJS.enc.Hex.parse(CryptoJS.lib.ByteArray([123, 217, 20, 11, 24, 26, 85, 45, 114, 184, 27, 162, 37, 115, 222, 209, 241, 24, 175, 144, 175, 53, 196, 29, 24, 23, 17, 218, 131, 226, 53, 209]));
var iv = CryptoJS.enc.Hex.parse(CryptoJS.lib.ByteArray([146, 66, 191, 151, 23, 3, 113, 119, 231, 131, 133, 112, 79, 32, 114, 136]));
var message = 'testest'
var encrypted = CryptoJS.AES.encrypt(message, key, {
'iv': iv
});
var decrypted = CryptoJS.AES.decrypt(encrypted, key, {
'iv': iv
});
document.write('Output: ' + decrypted.toString(CryptoJS.enc.Utf8)); //Should be "testtest"
<script src="http://crypto-js.googlecode.com/svn/tags/3.1.2/build/rollups/aes.js"></script>
<script src="http://crypto-js.googlecode.com/svn/tags/3.1.2/build/components/pad-nopadding-min.js"></script>
<script src="https://greasyfork.org/scripts/6696-cryptojs-lib-bytearray/code/CryptoJSlibByteArray.js"></script>