Some, including Symantec's VelociRaptor firewall, come with their ports closed by default - this is called automatic port blocking. If your firewall comes with all the ports and services open, the ...

For many people network security starts and stops with firewalls. The foundational technology of perimeter based security, firewalls have grown more complex and sophisticated over the years. Today ...

You've just installed a new firewall. Congratulations on taking a big step in protecting your organization. Now you're ready for the next step: configuring the ...

Mike Chapple is associate teaching professor of IT, analytics and operations at the University of Notre Dame. Does your firewall rulebase remind you of that drawer in your kitchen where you throw all ...

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 ...

Two research studies have shown there is a direct correlation between firewall rule set complexity and the likelihood of configuration errors. One study shows most firewalls are badly configured and ...

Securing your home network is more critical than ever, as the Internet is a scary place full of terror, and automated tools have made the job of cybercriminals even easier. Setting up a powerful ...

As security threats become more and more advanced, managing your firewall configurations has never been more important. IT professionals spend much of their time worrying about flaws and ...

When you're planning out the network for your home lab, a customizable firewall is key to keeping your home lab (and your ...

Network security issues are among the most significant challenges for larger enterprises. In fact, a UK government Cyber Security Breach Survey revealed that 50% of all businesses in the United ...