学步园

   static public string Encrypt(string strPwd)
        {
            MD5 md5 = new MD5CryptoServiceProvider();
            byte[] data = System.Text.Encoding.Default.GetBytes(strPwd);
            //将字符编码为一个字节序列
            byte[] md5data = md5.ComputeHash(data);
            //计算data字节数组的哈希值
            md5.Clear();
            string str = "";
            for (int i = 0; i < md5data.Length; i++)
            {
                str += md5data[i].ToString("x").PadLeft(2, '0');
            }
            return str;
        }
        static public string DiscuzEncrypt(string strPwd, string randomStr)
        {
            MD5 md5 = new MD5CryptoServiceProvider();
            string pws2 = Encrypt(strPwd);
            string tem = Encrypt(pws2 + randomStr);
            return tem;
        }