We can prevent stealing information from the network by using the network VPN (Virtual Private Network), because the communication between the company, whether it be in the same place or a network server ผ่านระบบ the need to have security measures specially. So the network VPN (Virtual Private Network) allows to transmit data through the company's servers is safe and strong. Because the encryption system before sending the data. It is difficult if the malefactors to trap and misleading information from the network.