分层开发 第四章 MD5加密

using System;using System.Collections.Generic;using System.Linq;using System.Security.Cryptography;using System.Text;using System.Threading.Tasks;namespace MD5加密{    class Program    {        static void Main(string[] args)        {            string result = GetMD5("1");            Console.WriteLine(result);            Console.ReadKey();        }        public static string GetMD5(string str)        {//创建一个对象            MD5CryptoServiceProvider md5=new MD5CryptoServiceProvider();            byte[] date = Encoding.Default.GetBytes(str);            byte[] dateMD5 = md5.ComputeHash(date);            StringBuilder sb=new StringBuilder();            foreach (byte item in dateMD5)            {                sb.Append(item.ToString("x2"));            }            return sb.ToString();        }    }}