The following resources will help you get started or improve your skills in web hacking / bug bounty.
Books
- Real-World Bug Hunting: A Field Guide to Web hacking by Peter Yaworski
- The Web Application Hacker's Handbook 2nd edition by Dafydd Stuttard & Marcus Pinto
- Web Hacking 101 by Peter Yaworski
Videos
- intigriti Hackademy videos by PwnFunction
- Web Hacking 101: Hacking Pro Tips by Peter Yaworski
Exercises
- Web Security Academy by PortSwigger
- PentesterLab
Collection of articles, write-ups, tools, ...
- List of Bug Bounty Tips
- intigriti Bug Bytes newsletter by Pentester Land
- How to write a good report?