MD5加密 及获得密码盐

MD5加密 及获得密码盐

 using System;
 using System.Collections.Generic;
 using System.Configuration;
 using System.Linq;
 using System.Security.Cryptography;
 using System.Text;
 using System.Threading.Tasks;

 namespace WinForm_UserInfo
 {
     public class EncryptPwd
     {
         /// <summary>
         /// 获取密码盐
         /// </summary>
         /// <returns>返回密码盐</returns>
         public static string GetPwdSalt()
         {
             string pwdSalt = ConfigurationManager.AppSettings["pwdSalt"];
             return pwdSalt;
         }

         /// <summary>
         /// 加密
         /// </summary>
         /// <param name="str">原始密码</param>
         /// <returns>加密密码</returns>
         public static string EncryptPassword(string str)
         {
             byte[] bytes = Encoding.Default.GetBytes(str);
             MD5 md5 = new MD5CryptoServiceProvider();
             byte[] newBytes = md5.ComputeHash(bytes);
             string newStr = BitConverter.ToString(newBytes).Replace("-","");
             return newStr;
         }
     }
 }