AES/DES c¼Ó½âÃÜÊÕ²Ø

#1Â¥ µÃ·Ö£º0»Ø¸´ÓÚ£º2009-12-26 15:37:26
¼ÓÃÜÓкܶàÖÖ·½·¨.ͬʱC#Ò²ÌṩÁ˺ܶà¼ÓÃÜ·½·¨.ÄãÐèÒª¼ÓÃܺͽâÃÜÔÚ¼ÓÃÜËã·¨ÉÏÐèҪʹÓöԳƼÓÃÜ.ÎÒ¸øÄãÌṩһ¸ö¼òµ¥µÄËã·¨.ÔÚ±£´æµÄʱºò¿ÉÒÔʹÓöþ½øÖƵķ½Ê½À´±£´æµ½Îļþ.
C# code
using System;
using System.IO;
using System.Text;
using System.Security.Cryptography;
namespace Tools
{
/// <summary>
/// ¼ÓÃÜ
/// </summary>
public class AES
{
//ĬÈÏÃÜÔ¿ÏòÁ¿
private static byte[] Keys = { 0x18, 0x72, 0x65, 0x79, 0x6F, 0x57, 0x6D, 0x79, 0x35, 0x6E, 0x6F, 0x77, 0x6D, 0x61, 0x6E, 0x3F };
/// <summary>
/// ÉèÖüÓÃÜÃܳ×ÏòÁ¿
/// </summary>
public static byte[] IV
{
set { Keys = value; }
get { return Keys; }
}
/// <summary>
/// AES¼ÓÃÜÊý¾Ý
/// </summary>
/// <param name="encryptString">ÐèÒª¼ÓÃܵÄÊý¾Ý</param>
/// <param name="encryptKey">¼ÓÃÜÃܳ×</param>
/// <returns>¼ÓÃܺóµÄÊý¾Ý</returns>
public static string Encode(string encryptString, string encryptKey)
{
encryptKey = Utils.GetSubString(encryptKey, 32, "");
encryptKey = encryptKey.PadRight(32, ' ');
RijndaelManaged rijndaelProvider = new RijndaelManaged();
rijndaelProvider.Key = Encoding.UTF8.GetBytes(encryptKey.Substring(0, 32));
rijndaelProvider.IV = IV;
ICryptoTransform rijndaelEncrypt = rijndaelProvider.CreateEncryptor();
byte[] inputData = Encoding.UTF8.GetBytes(encryptString);
byte[] encryptedData = rijndaelEncrypt.TransformFinalBlock(inputData, 0, inputData.Length);
return Convert.ToBase64String(encryptedData);
}
/// <summary>
/// AES½âÃÜ
/// </summary>
/// <param name="decryptString">ÐèÒª½âÃܵÄÊý¾Ý</param>
/// <param nam