What Is a VPN? Definition, How It Works, and More Your email has been sent A VPN (virtual private network) encrypts your internet traffic and protects your online privacy. Find out how it works ...

A VPN firewall is a hardware appliance or software package that provides both firewall and VPN capabilities. Learn the full ...

If you haven't this versatile security software yet, now it's the best time to get one. Here's all you need to know.

See VPN and anonymous Web surfing. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.

Because it runs on SSL port 443, it defeats VPN blocking. OpenVPN also supports dynamic IP addresses at both ends of the connection. It can also be added to the router. THIS DEFINITION IS FOR ...

Keeping your VPN on 24/7 is as easy as enabling the "auto-connect" setting. If your VPN doesn't have this feature, it's time to check out our best VPN rankings to see what else you might be missing.