Hamachi is a program that was actually designed in order to allow you to create a private network that is completely safe between different computers. According to the people who have used this program, there isn't really anything bad to be said about it. Hamachi will allow you to encrypt communications and secure virtual networks to work with. If you are a gamer, this is the perfect program, because no only is it a free program, it is also perfect for creating a network for gaming. It makes connecting firewalls, routers, and servers a lot easier. It will even teach you how to do things like setup a VPN.
A secure, fast, and reliable VPN service
A fast, encrypted, and easy-to-use interface