Most people turn on a VPN because they do not want their internet provider following every site, app and service they use. That is exactly what a VPN is meant to change.

Still, there is one detail worth being clear about: in most cases, your provider can tell that you are connected to a VPN. It cannot normally read the traffic inside that connection or get a neat list of the videos you watched, pages you opened and messages you sent. But it can see an encrypted connection between your device and a VPN server. Knowing this makes it easier to understand what a VPN protects well, and where its limits are. 阅读更多...