//init ciphers
private void InitCipher(byte[] session_key)
{
_tCipher = CipherFactory.CreateCipher(SSHProtocol.SSH1, _cInfo._algorithmForTransmittion, session_key);
Cipher rc = CipherFactory.CreateCipher(SSHProtocol.SSH1, _cInfo._algorithmForReception, session_key);
_packetBuilder.SetCipher(rc, _param.CheckMACError);
}
