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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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3 challenges · browse all techniques

Challenge	CTF	Weight	Category	Has
blocker	X-MAS 2022	–	Blockchain	files wu 1
bread_bank	X-MAS 2022	–	Blockchain	files wu 3
cookie_market	X-MAS 2022	–	Blockchain	files wu 2