The latest Internet defense technology – deep packet inspection firewalls – is being touted as the best line of defense against worms that can sneak past earlier technology to wreak havoc in corporate ...

Myra Suggs explains what a Web Application Firewall (WAF) is, why your business needs one and how they're different to other ...

This vendor-written tech primer has been edited by Network World to eliminate product promotion, but readers should note it will likely favor the submitter’s approach. The application layer of the ...

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” ...

Traditional firewalls can’t stop modern DDoS attacks. Learn why high-volume, multi-layer attacks overwhelm perimeter defenses—and how to build real DDoS resilience.

In the world of the Linux operating system and open source software, the iptables firewall provides a full featured and stable packet filtering infrastructure. Commercial-grade capabilities such as ...

<i>Redmond</i>'s new Security Advisor drills down the specifics of what should be considered when selecting your next firewall. Welcome to my inaugural Security Advisor column. Like many of you I've ...

In a business environment dominated by cloud computing, mobility and Web-based applications, enterprises need smarter, application-aware networks to ensure performance. But while application awareness ...

A web application firewall (WAF) is needed to protect web applications and APIs from cyber threats like SQL injection, cross-site scripting, and other malicious attacks. With cyberattacks on web ...

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.

A web application firewall (WAF) is a critical component of an enterprise security infrastructure, providing a key security layer for web-facing applications and APIs. As web applications mature and ...