Challenges

Category Web Pwn Reverse Crypto Forensics Misc OSINT Stego Blockchain Hardware Mobile

Difficulty Beginner Easy Medium Hard Insane

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Higher weight ≈ harder, more prestigious event.

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Challenge	CTF	Weight	Category	Has
Liars_and_Cheats #oob-read #srand-seed-leak #environ-leak #stack-buffer-overflow	PlaidCTF 2021	99.64	Pwn	files wu 1
Cards #tcache-poisoning #safe-linking-bypass #environ-leak #orw-rop	PoseidonCTF 2020	–	Misc	files wu 2