Keeping the internet out is only the beginning of what my firewall does.

Many Android apps need internet access. Lots don't, but connect anyway. By installing a firewall app on my Pixel, I was able to lock down more than a dozen apps. It brings a big privacy boost as well ...

Does the Windows firewall protect your computer sufficiently? What contribution does your router make -- and who needs additional security software? This article explains. The firewall is one of the ...

Security researcher Troy Hunt testified before Congress in a hearing on data breaches. Hunt talked about accidental data breaches and explained how changing a single firewall setting could expose ...

If you see the message Security or firewall might be blocking the connection following completion of Windows Network Diagnostics to determine what’s causing internet or network connection issues on ...

Network security is a vital part of cybersecurity in the enterprise, so IT administrators must implement the right settings to keep hackers from exploiting the vulnerabilities that come with Wi-Fi and ...