C#中使用DES HMACSHA1 SHA1 RC2 MD5 进行字符串加密的例程

以下分别是使用了不同的加密方法加密/解密字符串：DES HMACSHA1 SHA1 RC2 MD5 等,待续
using System;
using System.IO;
using System.Text;
using System.Security.Cryptography;

namespace Crypt

调试结果
================
Input DES,SHA1 key:
hello
Input DES IV:
world
Input text:
I am a boy my name is DexiangWu
DES Crypt:9e701e4e8f55714bc68253d2ddf53fb6fd6a64df7f6b78f9491a64df18113642
MD5 Crypt:f7d88e861602d2e1e0992dd70967314e
HMACSHA1 Crypt:4920616d206120626f79206d79206e616d652069732044657869616e675775
SHA1 Crypt:d5b25333f3e01ba96ac281e111af08701a7ccfb0
RC2 Crypt:82cc5c822272a721db753e15d918c0d20e62322316fdd4a4d881b8eb03ff55e3
Press any key to decrypt.

DES decrypt:I am a boy my name is DexiangWu
RC2 decrypt:I am a boy my name is DexiangWu