What is a VPN service?
A virtual private network (or VPN) is a secure connection between your device and another computer over the internet.
VPN services are useful for securely accessing your work computer systems while you are away from the office.
But they are also commonly used to circumvent government censorship, or location blocking on movie streaming websites.
BBC Technology reporter Chris Foxx explains what some people use a VPN service for.
- From the section Technology