protected byte [] EncryptMsg(string msgOut)
{
byte[] byMsgOut = new byte[System.Text.Encoding.Default.GetByteCount(msgOut.ToCharArray(), 0, msgOut.Length)];
System.Text.Encoding.Default.GetBytes(msgOut, 0, msgOut.Length, byMsgOut, 0);
byMsgOut = DropUnWantedChars(byMsgOut);
TripleDESCryptoServiceProvider TripleDesProvider = new TripleDESCryptoServiceProvider();
int sizeKey = System.Text.Encoding.UTF8.GetByteCount(KEY_MESSAGE_5);
byte [] byKey;
byKey = new byte[sizeKey];
System.Text.Encoding.UTF8.GetBytes(KEY_MESSAGE_5, 0, KEY_MESSAGE_5.Length, byKey, 0);
TripleDesProvider.Mode = CipherMode.ECB;
TripleDesProvider.Key = byKey;
Array.Clear(TripleDesProvider.IV, 0, TripleDesProvider.IV.Length);
OPSTripleDesEncryptor OPSTripleDesEnc = new OPSTripleDesEncryptor(TripleDesProvider);
byte [] byRes = null;
byte [] byTemp;
byTemp = OPSTripleDesEnc.Encriptar(byMsgOut);
byRes = null;
byRes = new byte[byTemp.Length];
Array.Copy(byTemp, 0, byRes, 0, byTemp.Length);
return(byRes);
}
private static string encrypt(string strDecrypt)
{
string strKey = KEY_MESSAGE_TCP_5;
byte [] byDecrypt;
string strRes = "";
int sizeDecrypt = System.Text.Encoding.Default.GetByteCount(strDecrypt);
byDecrypt = new byte[sizeDecrypt];
System.Text.Encoding.Default.GetBytes(strDecrypt, 0, strDecrypt.Length, byDecrypt, 0);
TripleDESCryptoServiceProvider TripleDesProvider = new TripleDESCryptoServiceProvider();
int sizeKey = System.Text.Encoding.Default.GetByteCount(strKey);
byte [] byKey;
byKey = new byte[sizeKey];
System.Text.Encoding.Default.GetBytes(strKey, 0, strKey.Length, byKey, 0);
TripleDesProvider.Mode = CipherMode.ECB;
TripleDesProvider.Key = byKey;
Array.Clear(TripleDesProvider.IV, 0, TripleDesProvider.IV.Length);
OPSTripleDesEncryptor OPSTripleDesEnc = new OPSTripleDesEncryptor(TripleDesProvider);
byte [] byEncrypt;
byEncrypt = OPSTripleDesEnc.Encriptar(byDecrypt);
strRes = Bytes_To_HexString(byEncrypt);
return(strRes);
}
protected string DecryptMsg(byte [] msgIn)
{
TripleDESCryptoServiceProvider TripleDesProvider = new TripleDESCryptoServiceProvider();
int sizeKey = System.Text.Encoding.UTF8.GetByteCount(KEY_MESSAGE_5);
byte [] byKey;
byKey = new byte[sizeKey];
System.Text.Encoding.UTF8.GetBytes(KEY_MESSAGE_5, 0, KEY_MESSAGE_5.Length, byKey, 0);
TripleDesProvider.Mode = CipherMode.ECB;
TripleDesProvider.Key = byKey;
Array.Clear(TripleDesProvider.IV, 0, TripleDesProvider.IV.Length);
OPSTripleDesEncryptor OPSTripleDesEnc = new OPSTripleDesEncryptor(TripleDesProvider);
byte [] byRes = null;
byte [] byTemp;
byTemp = OPSTripleDesEnc.Desencriptar(msgIn);
byRes = null;
byRes = new byte[byTemp.Length];
Array.Copy(byTemp, 0, byRes, 0, byTemp.Length);
return(GetDataAsString(byRes));
}
