C#, Java, PHP, Python和Javascript几种语言的AES加密解密实现
2015-06-23 11:02
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c#里面的AES加密解密
在visual studio中写的c#代码using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Security.Cryptography;
namespace test
{
class Class1
{
static void Main(string[] args)
{
Console.WriteLine("I am comming");
String source = "Test String";
String encryptData = Class1.Encrypt(source, "1234567812345678", "1234567812345678");
Console.WriteLine("=1==");
Console.WriteLine(encryptData);
Console.WriteLine("=2==");
String decryptData = Class1.Decrypt("2fbwW9+8vPId2/foafZq6Q==", "1234567812345678", "1234567812345678");
Console.WriteLine(decryptData);
Console.WriteLine("=3==");
Console.WriteLine("I will go out");
}
public static string Encrypt(string toEncrypt, string key, string iv)
{
byte[] keyArray = UTF8Encoding.UTF8.GetBytes(key);
byte[] ivArray = UTF8Encoding.UTF8.GetBytes(iv);
byte[] toEncryptArray = UTF8Encoding.UTF8.GetBytes(toEncrypt);
RijndaelManaged rDel = new RijndaelManaged();
rDel.Key = keyArray;
rDel.IV = ivArray;
rDel.Mode = CipherMode.CBC;
rDel.Padding = PaddingMode.Zeros;
ICryptoTransform cTransform = rDel.CreateEncryptor();
byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);
return Convert.ToBase64String(resultArray, 0, resultArray.Length);
}
public static string Decrypt(string toDecrypt, string key, string iv)
{
byte[] keyArray = UTF8Encoding.UTF8.GetBytes(key);
byte[] ivArray = UTF8Encoding.UTF8.GetBytes(iv);
byte[] toEncryptArray = Convert.FromBase64String(toDecrypt);
RijndaelManaged rDel = new RijndaelManaged();
rDel.Key = keyArray;
rDel.IV = ivArray;
rDel.Mode = CipherMode.CBC;
rDel.Padding = PaddingMode.Zeros;
ICryptoTransform cTransform = rDel.CreateDecryptor();
byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);
return UTF8Encoding.UTF8.GetString(resultArray);
}
}
}
其中加密后以及解密后的字符串都能成功打印,但Console.WriteLine("=3==");之后的输出就没有了,最后输出个线程返回值0,然后就没有然后了。c#不懂,就不深究了,就已执行的部分,是符合要求了。
Java的AES加密解密:
java代码,测试也是可以的import javax.crypto.Cipher; import javax.crypto.spec.IvParameterSpec; import javax.crypto.spec.SecretKeySpec; import org.junit.Test; ... @Test public void testCrossLanguageEncrypt() throws Exception{ System.out.println(encrypt()); System.out.println(desEncrypt()); } public static String encrypt() throws Exception { try { String data = "Test String"; String key = "1234567812345678"; String iv = "1234567812345678"; Cipher cipher = Cipher.getInstance("AES/CBC/NoPadding"); int blockSize = cipher.getBlockSize(); byte[] dataBytes = data.getBytes(); int plaintextLength = dataBytes.length; if (plaintextLength % blockSize != 0) { plaintextLength = plaintextLength + (blockSize - (plaintextLength % blockSize)); } byte[] plaintext = new byte[plaintextLength]; System.arraycopy(dataBytes, 0, plaintext, 0, dataBytes.length); SecretKeySpec keyspec = new SecretKeySpec(key.getBytes(), "AES"); IvParameterSpec ivspec = new IvParameterSpec(iv.getBytes()); cipher.init(Cipher.ENCRYPT_MODE, keyspec, ivspec); byte[] encrypted = cipher.doFinal(plaintext); return new sun.misc.BASE64Encoder().encode(encrypted); } catch (Exception e) { e.printStackTrace(); return null; } } public static String desEncrypt() throws Exception { try { String data = "2fbwW9+8vPId2/foafZq6Q=="; String key = "1234567812345678"; String iv = "1234567812345678"; byte[] encrypted1 = new sun.misc.BASE64Decoder().decodeBuffer(data); Cipher cipher = Cipher.getInstance("AES/CBC/NoPadding"); SecretKeySpec keyspec = new SecretKeySpec(key.getBytes(), "AES"); IvParameterSpec ivspec = new IvParameterSpec(iv.getBytes()); cipher.init(Cipher.DECRYPT_MODE, keyspec, ivspec); byte[] original = cipher.doFinal(encrypted1); String originalString = new String(original); return originalString; } catch (Exception e) { e.printStackTrace(); return null; } }
php的AES加密解密
php代码,php很多东西都是提供好的,直接用函数,但是php目前所知填充模式只有ZeroPadding,于是其他语言就只能跟着它来了:<?php $privateKey = "1234567812345678"; $iv = "1234567812345678"; $data = "Test String"; //加密 $encrypted = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $privateKey, $data, MCRYPT_MODE_CBC, $iv); echo($encrypted); echo '<br/>'; echo(base64_encode($encrypted)); echo '<br/>'; //解密 $encryptedData = base64_decode("2fbwW9+8vPId2/foafZq6Q=="); $decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $privateKey, $encryptedData, MCRYPT_MODE_CBC, $iv); echo($decrypted); ?>
Javascript下aes加解密,试过也可以,需要在https://code.google.com/p/crypto-js/下载工具包
<script type="text/javascript" src="aes.js"></script> <script type="text/javascript" src="pad-zeropadding.js"></script>
导入文件,aes.js需要导入crypto-js压缩包中rollups文件夹下的那个aes.js文件,如果引入的是components文件夹下的aes.js是会报错的
<script type="text/javascript"> var data = "Test String"; var key = CryptoJS.enc.Latin1.parse('1234567812345678'); var iv = CryptoJS.enc.Latin1.parse('1234567812345678'); //加密 var encrypted = CryptoJS.AES.encrypt(data,key,{iv:iv,mode:CryptoJS.mode.CBC,padding:CryptoJS.pad.ZeroPadding}); document.write(encrypted.ciphertext); document.write('<br/>'); document.write(encrypted.key); document.write('<br/>'); document.write(encrypted.iv); document.write('<br/>'); document.write(encrypted.salt); document.write('<br/>'); document.write(encrypted); document.write('<br/>'); //解密 var decrypted = CryptoJS.AES.decrypt(encrypted,key,{iv:iv,padding:CryptoJS.pad.ZeroPadding}); console.log(decrypted.toString(CryptoJS.enc.Utf8)); </script>
原文地址:http://outofmemory.cn/code-snippet/35524/AES-with-javascript-java-csharp-python-or-php
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