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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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Challenge	CTF	Weight	Category	Has
big_win	K17 2026	24.83	Pwn	files
huge_binary_1	K17 2026	24.83	Pwn	files
huge_binary_2	K17 2026	24.83	Pwn	files
ihyh	K17 2026	24.83	Pwn	files
java_notes	K17 2026	24.83	Pwn	files
make_a_wish	K17 2026	24.83	Pwn	files
not_json	K17 2026	24.83	Pwn	files
waf	K17 2026	24.83	Pwn	files
ezwins	K17 2025	24.83	Pwn	files
holes	K17 2025	24.83	Pwn	files
into_the_void	K17 2025	24.83	Pwn	files
singular_hole	K17 2025	24.83	Pwn	files
u_get_me_write	K17 2025	24.83	Pwn	files