Mike Chapple is associate teaching professor of IT, analytics and operations at the University of Notre Dame. Network firewalls are one of the mainstay security controls that organizations rely on to ...

Now you're ready for the next step: configuring the firewall rule-set, or policy file. A rule-set specifies what services to let through your firewall, and which ones to keep out. A rule defines the ...

Security continues to be the biggest concern for IT managers and, in turn, design engineers developing firewall systems. With more viruses popping up and hackers attacking more often, corporations are ...

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 ...

Eliminating unused firewall rules can help improve network performance Journey of a firewall policy rule As all firewall managers know, creating firewall policies can be long and tortuous, with not ...

Firewalls can be difficult to manage. Often times rules lack granularity due to a lack of understanding of the application traffic or trying to keep up with the speed of business. Firewalls get more ...

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 ...

Do note that you have to launch Windows PowerShell as an administrator, otherwise, the commands will not execute and you will receive an error in PowerShell. Let’s ...

When you're planning out the network for your home lab, a customizable firewall is key to keeping your home lab (and your home network) safe and secure. Once you've decided if you're going to make ...