Microsoft this week announced a couple of Azure Firewall improvements. Microsoft's Azure Firewall firewall-as-a-service offering now has a new ability to upgrade or downgrade between product tiers, ...

Despite the relative maturity of the Web, it is still the most hostile environment imaginable. Given the vast array of threats that exist online, including distributed denial-of-service (DDoS) attacks ...

Microsoft's Sysmon and Azure Sentinel are easy and inexpensive ways to log events on your network. Here's how to get started with them. Logging is the key to knowing how the attackers came in and how ...

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 ...