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 ...

It my recent story on "Patching the Internet" a discussion on how Dan Kaminsky broke, then subsequently helped fix DNS and the Internet, a lot of discussion centered around how the patch was breaking ...

Do you feel secure when you open your laptop? But do you know what makes using your PC and browsing the internet so safe? Today, we’ll talk about a firewall – a basic but important part of any ...

I use my Verizon actiontec router as my main and only firewall. I've ran this for years without an issue. Do you guys use software firewalls on top of what your router provides? I always viewed using ...

In this Recipe, I'll explain both the options for firewall protection and the differences between hardware and software implementations. By the end, you should be able to point a client to the ...

SuSE, a German seller of the Linux operating system, has released a new version of software for protective firewalls that can't be tampered with. Firewalls, though not invulnerable, are used to try to ...

Two recent studies confirm what many security experts already know: Ninety-nine percent of Windows-based malware attacks can be stopped by the simple steps of turning on firewalls and applying routine ...

Keeping your home network safe has never been more important, given how much of our lives and finances are on our digital devices. I've toyed with the idea of building my own custom hardware firewall ...

This important security function is better handled by a third-party program. Windows Firewall doesn't monitor outbound connections by default, and not at all in Windows XP. Dennis O'Reilly began ...