Web Application Firewalls (WAFs) are an excellent last line of defense. Based on what I see in my testing they’re great at blocking both automated scans and granular exploits like Cross-Site Scripting and SQL injection. I recommend WAFs to clients all the time. But…there’s more to the story.
The recent compromise of Kaspersky’s support database left the company with a bit of explaining to do. The hacker published a blog post on hackersblog detailing stunts with Kaspersky’s USA support website. Kaspersky also published their own account based on their log files and the hacker’s (nicknamed unu) blog post. The following is a summary of what happened and how such attacks can be prevented.
A few days ago a Cross-site-scripting vulnerability was discovered and reported on the American Express Site. A XSS vulnerability can allow attackers to steal user authentication cookies from americanexpress.com, thus leading to an account hijack. As web-security consultant Joshua D.Abraham said, web developers addressed only one instance of the problem. They did not fully assess […]