Firewalls are computers dedicated to filtering particular kinds of network traffic between two networks. They are usually employed to protect a LAN from the rest of the Internet. Securing every box on ...

Installing a firewall, configuring its rule-set, and letting it pass or deny traffic is not good enough. You also need to continuously monitor your firewall's log files. By reviewing your firewall ...

Many organizations don't turn on logging in their firewalls because of misconceived concerns about adverse performance. Don't let that be you. The firewall is a barrier between your organization and ...

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 ...