Monitor data usage or block apps from the net entirely, all in a couple of clicks. Most people haven't actively managed a firewall in at least a decade, assuming they ever have. But keeping track of ...

Pranay Parab is an independent tech journalist based in Mumbai, India. He covers tech for Lifehacker, and specializes in tutorials and in-depth features. A firewall is an essential security tool for ...

What Does a Firewall Do To Protect My Home Network Your email has been sent Understanding what firewalls do (and don't do) takes just a few minutes. Learn what a firewall does to keep intruders out in ...

Linux is highly secure, but you should still have a firewall. You should know if your ISP's hardware (gateway) uses a firewall. One of the easiest Linux firewalls is UFW and its GUI sidekick, GUFW.

Windows Firewall Control is a nifty little application which extends the functionality of the Windows Firewall and provides quick access to the most frequent options of Windows Firewall. It runs in ...