howtohunt
https://kathan19.gitbook.io/howtohunt/
HackTricks
https://book.hacktricks.xyz/pentesting-web/2fa-bypass
https://github.com/EdOverflow/bugbounty-cheatsheet
https://github.com/harsh-bothra/learn365
https://github.com/giteshnxtlvl/YourNextBugTip