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.

Year

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CTF

Country

Must have Source / Docker Writeup

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Challenge	CTF	Weight	Category	Has
Print_Print_Revolution #custom-printf #format-string #arbitrary-write	SunshineCTF 2026	51.63	Pwn	files wu 1
babyFMT #custom-printf #format-string	N1CTF 2021	53.54	Pwn	files wu 1