这几天被一个问题困扰着。
Nodejs的AES加密和Java，C#加密出来的不一致。当然，这样就不能解密了。
纠结了许久：后来还是实在不行了，看了下源代码，要不然还得继续纠结下去。
网上说，通常的nodejs AES和其他语言实现不一样。好吧~~或许吧。
nodejs的crypto模块。
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var
crypto = require(‘crypto‘);
var
data = "156156165152165156156";
console.log(‘Original cleartext: ‘
+ data);
var
algorithm = ‘aes-128-ecb‘;
var
key = ‘78541561566‘;
var
clearEncoding = ‘utf8‘;
//var cipherEncoding = ‘hex‘;
//If the next line is uncommented, the final cleartext is wrong.
var
cipherEncoding = ‘base64‘;<br>/*加密*/
var
cipher = crypto.createCipher(algorithm, key);
var
cipherChunks = [];
cipherChunks.push(cipher.update(data, clearEncoding, cipherEncoding));
cipherChunks.push(cipher.final(cipherEncoding));
console.log(cipherEncoding + ‘ ciphertext: ‘
+ cipherChunks.join(‘‘));
/*解密*/ var
decipher = crypto.createDecipher(algorithm, key);
var
plainChunks = [];
for
(var
i = 0;i < cipherChunks.length;i++) {
plainChunks.push(decipher.update(cipherChunks[i], cipherEncoding, clearEncoding));
}
plainChunks.push(decipher.final(clearEncoding));
console.log("UTF8 plaintext deciphered: "
+ plainChunks.join(‘‘));
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的确，没错~~加密解密成功。但是和java，C#中加密出来的不一样啊。神啊。
我想，大家都在这里纠结着吧~~对不对。其实只要加个向量，就可以和一致了。网上搜索出来的资源太少。才让自己纠结那么久。好吧，正确代码是：
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var
crypto = require(‘crypto‘);
var
data = "156156165152165156156";
console.log(‘Original cleartext: ‘
+ data);
var
algorithm = ‘aes-128-ecb‘;
var
key = ‘78541561566‘;
var
clearEncoding = ‘utf8‘;
var
iv = "";
//var cipherEncoding = ‘hex‘;
//If the next line is uncommented, the final cleartext is wrong.
var
cipherEncoding = ‘base64‘;
var
cipher = crypto.createCipheriv(algorithm, key,iv);
var
cipherChunks = [];
cipherChunks.push(cipher.update(data, clearEncoding, cipherEncoding));
cipherChunks.push(cipher.final(cipherEncoding));
console.log(cipherEncoding + ‘ ciphertext: ‘
+ cipherChunks.join(‘‘));
var
decipher = crypto.createDecipheriv(algorithm, key,iv);
var
plainChunks = [];
for
(var
i = 0;i < cipherChunks.length;i++) {
plainChunks.push(decipher.update(cipherChunks[i], cipherEncoding, clearEncoding));
}
plainChunks.push(decipher.final(clearEncoding));
console.log("UTF8 plaintext deciphered: "
+ plainChunks.join(‘‘));
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对比发现，加密出来是一致的。好吧，结贴~~~我恨你，浪费了我一天时间。