Web Application Firewall

This lesson covers web application firewall, an important topic in the DNS & Web Security module.

Understanding the Topic

Core principles forms the foundation of this topic. In real-world scenarios, attackers leverage this knowledge to identify weaknesses that defenders often overlook. Understanding how web application firewall works at a fundamental level is essential before attempting any practical exercises.

Building on that foundation, common attack vectors becomes critically important. Security professionals encounter this daily, and recognizing the patterns helps you work more efficiently during assessments.

Defense considerations represents another key consideration. Many beginners overlook this aspect, but experienced practitioners know it can make the difference between success and failure in real engagements.

Finally, industry best practices provides the practical context. Knowing when and how to apply these techniques separates theoretical knowledge from actionable skills.

Tools and Environment

For web application firewall, professionals rely on Various security tools available in the sandbox. The sandbox terminal on the right provides access to these tools. Familiarize yourself with their basic usage, then answer the questions below to complete this lesson.