Application-layer attacks bypass standard perimeter defenses. Here's how to evaluate firewalls that screen web application traffic.

During tests of Web application firewalls, eWEEK Labs configured Imperva's and Kavado's products to protect versions of applications that internal staffers regularly use.

A Web application firewall (WAF) is designed to protect Web applications against common attacks such as cross-site scripting and SQL injection. Whereas network firewalls defend the perimeter of ...