The risk of hacking attacks and network intrusions are facts of life for everyone who ventures online. Your system's firewall and its intrusion detection system both work to protect you against such ...

Out of the box, Linux is a highly secure operating system, but does that mean you can get by without a bit of help? Let's find out. I’ve been using Linux for nearly 30 years. Over those years, I’ve ...

When I first started using Linux, back in '97, working with the built-in firewall was not something just anyone could do. In fact, it was quite complicated. Starting around 1998, if you want to manage ...

A firewall is a vital piece of your business's defense against electronic threats. Serving as a gatekeeper between your company's servers and the outside world, a properly maintained firewall will not ...

Mac OS X comes with a built-in firewall service that can be used to protect your Mac from online security risks. The firewall sits between OS X and the internet and only allows incoming traffic to ...

Windows 10 Firewall is a robust security system that’s easy to set up and configure. Here’s how to use it to block network access and create exceptions for apps, servers and ports. When you log in to ...

Mick Bauer introduced Firewall Builder to Linux Journal readers in 2003 with his article “Using Firewall Builder”. A lot of time has passed since 2003, the project has evolved, the appearance of the ...