A message for Linux.com registered users: We are in the process of making changes to the Linux forums. Starting Monday, 8/13/18 at 6:00 PM PT, you will be unable to access the forums. They will re-launch as soon as possible on Wednesday, 8/15/18 with new features and improved functionality. Thank you for your patience and stay tuned for the new improved forums.
Ubuntu Security and Performance
A VPN (virtual private network) is a private, encrypted network that traverses a public network (such Internet). This is a way of giving remote users access to local network resources as if they were themselves local.
OpenVPN is a open-source VPN software that allows creating encrypted tunnels between computers. The secure authentication and encryption functions relies on OpenSSL library that implements the basic cryptographic functions.