what is Virtual private network ?
A virtual private network (VPN) extends a private network across a public network, such as the Internet. It enables a computer to send and receive data across shared or public networks as if it were directly connected to the private network, while benefiting from the functionality, security and management policies of the private network.
For More information visit : http://en.wikipedia.org/wiki/Virtual_private_network
A virtual private network is a technology that creates a safe and encrypted connection over a less secure network, such as the internet. It is a private network that is built over a public infrastructure.
VPN is short for Virtual Private Network. Think of your home network, or your office network, as private networks. Through a VPN connection, your computer, tablet or smartphone is able to securely connect with others on the Internet as if they were part of the same private network.
A virtual private network extends a private network across a public network, and enables users to send and receive data across shared or public networks as if their computing devices were directly connected to the private network.
In simple layman language . it can hide your current ip address and you can login or use a ip address of a different place sitting at a different location.
I understand