A VPN without an effective kill switch leaves you constantly at risk. At any point — if the VPN goes down — your traffic may be unprotected, your location exposed, and if you don’t look closely, you might not even realize there’s a problem.
ExpressVPN’s network lock avoids this risk by ensuring that you can only access the internet over the secure, encrypted connection. There is simply no way to send unprotected data.
In this article, we’ll talk about what Network Lock does, why you need it, where to turn it on and off, how to test if it’s working, and how to fix problems quickly.
Why do I need a kill switch?
Go online without a VPN and all internet traffic will be handled by your ISP, a Wi-Fi hotspot or whatever network you happen to be using. This can allow hackers, malicious hotspot operators or other snoopers…