Learn how to keep your network secure without slowing it down or causing latency. Understand everything from unified threat management (UTM) and proxys to purchasing advice and firewall placement.

So what’s firewall as a service? Firewall as a service, or FWaaS, relies on technology in the cloud. A user or application connects to the FWaaS via the internet, and the service applies domain rules, ...

Next-generation firewall start-up Palo Alto Networks integrates a Layer 3 firewall with an intrusion-prevention system to screen applications and peer into SSL traffic. Palo Alto Networks is a ...

A hot new trend in firewalls is the application-layer firewall, sometimes called an application shield. Although the attack sequences we used in this roundup could be described as “application layer” ...