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 ...

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 ...

Mike Chapple is a 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 protect ...

After years of use, the rule bases that drive your network firewalls get unwieldy — clogged with expired, obsolete, duplicative and conflicting policies. For better performance, stronger security 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 ...

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 ...

I'm looking to create a rule or combination of rules in Windows Firewall on Win 7 (and possibly Win 8 and/or 10) that will allow connections for a specific program on a specific port only for specific ...

Netsh, short for Network Shell, is a command-line utility designed to assist IT administrators in configuring and viewing various network-related functions on Windows 11/10. This tool can also be ...

The AWS Route 53 service allows you to create a DNS firewall that you can use to prevent or allow specific DNS queries. For example, if you know that the resources within a particular VPC are only ...

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 ...