Code for Class file is as per below displayed:
Then Call From your page like
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.IO;
using System.Text;
using System.Security.Cryptography;
/// <summary>
/// Summary description for EncryptDecrypt
/// </summary>
public class EncryptDecrypt
{
public EncryptDecrypt()
{
//
// TODO: Add constructor logic here
//
}
//Define the tripple Des Provider
public TripleDESCryptoServiceProvider
m_des = new TripleDESCryptoServiceProvider();
//Define the string Handler
public UTF8Encoding
m_utf8 = new UTF8Encoding();
//Define the local Propertirs Array
public byte[] m_key =
{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 13, 15, 16, 17, 18, 19, 20, 21,
22, 24, 23 };
public byte[] m_iv =
{ 8, 7, 6, 5, 4, 3, 2, 1 };
public byte[] Encypt(byte[] input)
{
return Transform(input, m_des.CreateEncryptor(m_key,
m_iv));
}
public byte[]
Decrypt(byte[] input)
{
return Transform(input, m_des.CreateDecryptor(m_key,
m_iv));
}
public string Encypt(string text)
{
byte[] input = m_utf8.GetBytes(text);
byte[] output = Transform(input,
m_des.CreateEncryptor(m_key, m_iv));
return Convert.ToBase64String(output);
}
public string
Decrypt(string text)
{
byte[] input = Convert.FromBase64String(text);
byte[] output = Transform(input,
m_des.CreateDecryptor(m_key, m_iv));
return m_utf8.GetString(output);
}
private byte[]
Transform(byte[] input, ICryptoTransform cryptoTransform)
{
//Create the Neccessary streams
MemoryStream memStream = new
MemoryStream();
CryptoStream cryptoStream = new CryptoStream(memStream,
cryptoTransform, CryptoStreamMode.Write);
//transform the bytes as requested
cryptoStream.Write(input, 0, input.Length);
cryptoStream.FlushFinalBlock();
//Reasd the memory stream and convert it to byte array
memStream.Position = 0;
byte[] result = new byte[Convert.ToInt32(memStream.Length
- 1) + 1];
memStream.Read(result, 0, Convert.ToInt32(result.Length));
memStream.Close();
cryptoStream.Close();
return result;
}
}
EncryptDecrypt ed = new
EncryptDecrypt();
string EncryStr = ed.Encypt("Your String Goes Here");
string DescryStr = ed.Decrypt(EncyStr);
