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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
Bird_Blog	DEFCON 2026 Quals	63.22	Web	files
Waybird_Machine	DEFCON 2026 Quals	63.22	Web	files
threefactooorx	DEFCON 2021 Quals	80.92	Web	files