Don't have Telegram yet? Try it now!
https://blog.intigriti.com/2019/04/02/bug-bytes-12-idor-on-yahoo-by-johnh4x00r-abusing-cors-owasps-talk-on-how-to-win-big/
Bug Bytes #12 - IDOR on Yahoo by @JohnH4X00R, Abusing CORS & @OWASP's talk on How to Win Big