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 ...

The Windows Defender Firewall can be configured to allow or block programs on a computer from accessing network or Internet resources. It also allows or blocks connections to and from other computers ...

I’ve always had a liking for homes built of brick. Besides having a kind of “Lord of the Manor” appeal, they also look solidly built compared to many of today’s wood-frame, plastic-siding homes. Brick ...

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 ...

Why waste money on an enterprise firewall when you can build your own from old PC parts?

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.

In today's world of permanent Internet connectivity, whether through Wi-Fi or Ethernet, a firewall is an essential component of your device's security. This software – or in some cases, a separate ...