md5加密

using System;
using System.Collections.Generic;
using System.Security.Cryptography;
using System.Text;

namespace ConsoleApplication2
{
    class Program
    {
        /// <summary>
        /// md5加密
        /// </summary>
        /// <param name="args"></param>
        static void Main(string[] args)
        {
            string str = "", str1 = "admin";
            MD5CryptoServiceProvider md5 = new MD5CryptoServiceProvider();
            byte[] byets = System.Text.Encoding.UTF8.GetBytes(str1);
            byets = md5.ComputeHash(byets);
            for (int i = 0; i < byets.Length; i++)
            {
                // x2  代表转换为16进制  大写X 代表把字母转成大写
                str += byets[i].ToString("x2");
            }

            Console.WriteLine(str);
            Console.ReadKey();
        }
    }
}