27 ways to learn ethical hacking for free

1. Root Me — Challenges.

2. Stök's YouTube — Videos.

3. Hacker101 Videos — Videos.

4. InsiderPhD YouTube — Videos.

5. EchoCTF — Interactive Learning.

6. Vuln Machines — Videos and Labs.

7. Try2Hack — Interactive Learning.

8. Pentester Land — Written Content.

9. Checkmarx — Interactive Learning.

10. Cybrary — Written Content and Labs.

11. RangeForce — Interactive Exercises.

12. Vuln Hub — Written Content and Labs.

13. TCM Security — Interactive Learning.

14. HackXpert — Written Content and Labs.

15. Try Hack Me — Written Content and Labs.

16. OverTheWire — Written Content and Labs.

17. Hack The Box — Written Content and Labs.

18. CyberSecLabs — Written Content and Labs.

19. Pentester Academy — Written Content and Labs.

20. Bug Bounty Reports Explained YouTube — Videos.

21. Web Security Academy — Written Content and Labs.

22. Securibee's Infosec Resources — Written Content.

23. Jhaddix Bug Bounty Repository — Written Content.

24. Zseano's Free Bug Bounty Methodology — Free Ebook.

25. Awesome AppSec GitHub Repository — Written Content.

26. NahamSec's Bug Bounty Beginner Repository — Written Content.

27. Kontra Application Security Training — Interactive Learning.

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