Learn the specific triggers and execution environments for Reflected, Stored, and DOM-based vulnerabilities to build targeted defenses for each attack vector.

How to Differentiate Stored, Reflected, and DOM-based XSS

Discover how to safely render user-controlled data by applying context-aware encoding and using modern libraries for robust HTML sanitization.

Implementing Context-Aware Output Encoding and HTML Sanitization

Master the implementation of strict, nonce-based security policies that provide a critical defense-in-depth layer to mitigate unauthorized script execution.

Hardening Web Apps with Strict Content Security Policy

Gain hands-on skills in identifying injection points using professional security scanners and manual browser-based exploitation techniques to audit your code.

Discovering XSS Vulnerabilities with Manual and Automated Testing

Master the fundamentals of Cross-Site Scripting (XSS) to understand how attackers hijack user sessions and learn the multi-layered defense strategies required to secure modern web applications.