Windows has an effective firewall built in, your home network adds another protective layer, and your security suite has a ...

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

Hardware firewalls can protect all devices on your network, and unlike software firewalls, they can't be disabled easily by malware on any one computer. A software firewall, on the other hand ...

Data Doctors’ Ken Colburn explains how firewalls can protect devices from bad actors online. The good news is that you likely already use them.

The concept of a firewall—a hardware or software defense against network attack—goes back to the days of mighty mainframe computers. The idea of equipping a personal computer with firewall ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years ...

For a free product, Comodo Firewall offers a healthy serving of features. It will check that all incoming and outgoing traffic is legitimate, hide your computer’s ports from hackers, and block ...