Use the DES encryption and decryption code (C # & vb. Net). The code has been successfully debugged. It supports Chinese encryption and decryption and is published!

C #
-----------------------------------------------
// Namespace
Using System;
Using System. Security. Cryptography;
Using System. IO;
Using System. Text;

// Method
// Encryption method
Public string Encrypt (string pToEncrypt, string sKey)
{    
DESCryptoServiceProvider des = new DESCryptoServiceProvider ();
// Put the string in the byte array
// The original UTF8 encoding. I changed it to Unicode encoding. No.
Byte [] inputByteArray = Encoding. Default. GetBytes (pToEncrypt );
// Byte [] inputByteArray = Encoding. Unicode. GetBytes (pToEncrypt );

// Create the key and offset of the encryption object