VPN Basics10 min read
What Is a VPN? How It Works, What It Hides and When You Need One
What is a VPN? Learn how the encrypted tunnel works, what a VPN hides from your ISP and Wi-Fi owner, what it cannot do, and when it is worth using.
Blog · VPN Basics
VPN basics, explained simply
Start here: plain-English guides to what a VPN is, how it works, whether you need one, and what it can and can’t do for your privacy.
All VPN Basics guides
5 articles
VPN Basics8 min read
Do You Really Need a VPN? 7 Times It Helps (and 4 Times It Doesn’t)
Do I need a VPN? An honest answer: seven everyday situations where a VPN protects you, four where it does not help, and what to do instead in each case.
VPN Basics8 min read
Does a VPN Slow Down Your Internet? Why It Happens and How to Fix It
Does a VPN slow down internet speed? Usually only a little. Learn why it happens, how to test the real impact and 10 simple ways to make your VPN faster.
VPN Basics11 min read
VPN Glossary: 45 Privacy and Security Terms, Explained Simply
A plain-English VPN glossary: 45 VPN terms and privacy terms, from AES and DNS leaks to WireGuard and WPA3, each explained in a sentence or two.
VPN Basics7 min read
Is Using a VPN Legal? What You Can and Can’t Do
Is using a VPN legal? In most countries, yes. Learn where VPNs are banned or restricted, what stays illegal with a VPN and what to check before you travel.
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