def connectionMade(self):
        """
        Called when the connection is made to the other side.  We sent our
        version and the MSG_KEXINIT packet.
        """
        self.transport.write(self.ourVersionString + b'\r\n')
        self.currentEncryptions = SSHCiphers(b'none', b'none', b'none',
                                             b'none')
        self.currentEncryptions.setKeys(b'', b'', b'', b'', b'', b'')
        self.sendKexInit()

        Called when the connection is made to the other side.  We sent our
        version and the MSG_KEXINIT packet.
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/conch/ssh/transport.py