C# MD5加密:16位

 using System;
using System.Collections.Generic;
using System.Security.Cryptography;
using System.Text;
namespace MD4M
{
    class Program
    {
        static void Main(string[] args)
        {
            string t = [email=~`!@#$%^&*()_+|=';]~`!@#$%^&*()_+|='[/email]                   //原始字符串
            t = GetMd5Str(t, 1, 8);                         //从BYTE的第1位开始取8位
            Console.WriteLine(i.ToString()+"\t"+t);         //输出加密后的字符串
       }
        #region MD5加密        
        /*START:8Byte中取值的起始字节数(1~8)         * LENGTH  :   取多少位进行加密(8=16位 4=8位)*/
        public static string GetMd5Str(string ConvertString,int start,int length)
        {            
            MD5CryptoServiceProvider md5 = new MD5CryptoServiceProvider();
            string t2 = BitConverter.ToString(md5.ComputeHash(UTF8Encoding.Default.GetBytes(ConvertString)), start, length);
            t2 = t2.Replace("-", "");
            return t2;
        }
        #endregion
    }
}

 

 

 

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