Comprehensive, hands-on guide to web app security - advanced techniques, exploit examples, and tools for ethical hackers and security pros. Labs.
Quick intro
The Web Application Hacker's Handbook 2 is a practical, in-depth guide to web app security. It walks you through advanced techniques to find, test, and exploit vulnerabilities, with real examples and tools used by ethical hackers and security pros. This book is ideal if you want a hands-on, lab-ready approach to web security.
What you’ll learn
Who should read it?
Quick tips before you start
Quick intro 
The Web Application Hacker's Handbook 2 is a practical, in-depth guide to web app security. It walks you through advanced techniques to find, test, and exploit vulnerabilities, with real examples and tools used by ethical hackers and security pros. This book is ideal if you want a hands-on, lab-ready approach to web security.What you’ll learn 
- Advanced vulnerability discovery and exploitation methods.
- How to chain issues to increase impact (auth bypass, logic flaws, chained injections).
- Real-world examples and step-by-step exploit walk‑throughs.
- Tool workflows: proxies, scanners, debuggers, and manual testing techniques.
- How to write clear, ethical reports and suggest fixes.
Who should read it? 
- Security engineers and penetration testers.
- Developers who want to build safer web apps.
- Students and CTF players who want deep, practical knowledge.
- Anyone serious about mastering web app security.
Quick tips before you start 
- Practice in isolated labs (VMs, containers, snapshots).
- Pair automated scans with manual review - automation misses logic bugs.
- Respect laws and get permission before testing live targets.
- Reproduce findings with clean PoCs that don’t harm users.