using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Security.Cryptography;
using System.Text;
using System.IO;
public partial class _Default : System.Web.UI.Page
{
private static string decryptString = "abcdefgh";
public static string Decrypt(string stringToDecrypt)
{
byte[] key = { };
byte[] IV = { 10, 20, 30, 40, 50, 60, 70, 80 };
byte[] inputByteArray = new byte[stringToDecrypt.Length];
try
{
key = Encoding.UTF8.GetBytes(decryptString.Substring(0, 8));
DESCryptoServiceProvider des = new DESCryptoServiceProvider();
inputByteArray = Convert.FromBase64String(stringToDecrypt);
MemoryStream ms = new MemoryStream();
CryptoStream cs = new CryptoStream(ms, d ...
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