What Is a DNS Leak?
What is a DNS leak? It sends your name lookups to your ISP instead of through the VPN. Learn why DNS leaks happen, how to test for one, and how to fix it.
network security
Does a VPN Hide Your IP Address?
Does a VPN hide your IP address? Yes — but DNS, WebRTC, and IPv6 leaks can expose it. Learn what a VPN hides, how to test it, and how to stop leaks.
What Is a VPN and How Does It Work?
What is a VPN? This plain-language guide explains how the encrypted tunnel works, which protocols matter in 2026, post-quantum encryption, and exactly what a VPN can and cannot protect.