Challenges

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

Difficulty Beginner Easy Medium Hard Insane

CTFtime weight

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Higher weight ≈ harder, more prestigious event.

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Challenge	CTF	Weight	Category	Has
janken_vs_kurenaif #mt19937 #seed-recovery	SECCON 2022 Quals	97.90	Crypto	files wu 1
TonyAndJames #python-mersenne-twister #seed-recovery #xor-keystream	darkCON 2021	24.06	Crypto	files wu 3