What exactly is a VPN, and how does it work? This video explains what a Virtual Private Network does, how it encrypts your ...

Virtual private networks, better known as VPNs, are old technology. The first VPN protocol (a set of rules that determines how programmes talk to each other), was developed in the late 1990s. What ...

I suspect it's a topic which is now on the minds of many readers who haven't previously thought about it, myself included. Not so much the mechanics of joining a VPN, but definitions & how the usage ...