VPN

From IT Nation Wiki

VPN - Virtual Private Network - The private nature of a VPN means that the data traveling over the VPN is not generally visible, or is encapsulated from, the underlying network traffic. Similarly, the traffic within the VPN appears to the underlying network as just another traffic stream to be passed. A common use for secure VPNs is in remote access scenarios, where VPN client software on an end user system is used to connect to a remote office network securely