What Is a VPN Kill Switch and How Does It Work in 2021? – Cloudwards


If you’ve ever gone wading through your VPN’s settings, you’ve probably come across an ominously named feature called a VPN kill switch. With a name like that, you’d expect to hear police sirens as soon as you activate it — but don’t worry. The kill switch feature actually works to protect you.

A kill switch is one of the most important security features in a VPN’s repertoire, severing your internet connection in an emergency. 

Key Takeaways:

  • VPN kill switches are a central piece of any VPN service, since they reinforce the basic use of a VPN — hiding your identity online.
  • They work by severing your internet connection when they detect your device has lost contact with the VPN server.
  • A VPN kill switch is a lifesaver in risky situations, where losing your VPN connection, even for a short while, can be disastrous.

In this article, we’ll explain what a kill switch does, how it works and what it’s used for. We also suggest some great VPNs with kill switches, including our top choice, ExpressVPN.

  • A VPN kill switch is an essential VPN security feature that disconnects you from the internet as soon as you lose contact with the VPN server. This prevents any periods of unprotected traffic.

  • Yes, your VPN kill switch should always be on. The minor inconvenience of losing your internet connection for a few seconds isn’t worth the risk of an unprotected network.

  • All you need to do is find the option in your VPN settings and switch it on.

How Does a VPN Kill Switch Work?

Kill switches can work in several ways. Most often, a kill switch will turn off your internet connection if your VPN app loses its connection to the VPN’s servers. Remember, if your device isn’t communicating to a VPN server, it defaults to using your ISP’s DNS servers, which means your traffic is no longer private and protected.

That’s the broad-strokes version, at least. A kill switch can work on …….


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