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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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5 challenges · browse all techniques

Challenge	CTF	Weight	Category	Has
Digger_Dug	BKCTF 2026	–	Reverse	files
EASY_supercool	BKCTF 2026	–	Reverse	files
Free_RAM	BKCTF 2026	–	Reverse	files
IMGGEN81	BKCTF 2026	–	Reverse	files
Missing_Homework	BKCTF 2026	–	Reverse	files