Computer security: What is a firewall? How does it work? COMPUTER security has become a growing concern, with criminals using increasingly sophisticated software to steal personal information and ...

Ensuring that your network and your computer are safe from cybercriminals is of paramount importance. To do this, the two most often used tools are the best antivirus software and a firewall. While ...

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 protection ...

Windows Defender Firewall is one of the many security features available on Windows 11. Its job is to protect your computer from outside threats. While the firewall does a reasonable job managing ...

Our team tests, rates, and reviews more than 1,500 products each year to help you make better buying decisions and get more from technology. Comodo Firewall 10 has a bold new look, but it's not just a ...

We list the best small and medium business (SMB) firewall software, to make it simple and easy for companies to establish cybersecurity strategies. A firewall provides an essential first defense ...

Having a properly configured firewall on your computer is an important part of staying safe online, but having one on your ...