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

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Must have Source / Docker Writeup

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Challenge	CTF	Weight	Category	Has
grammar_nazi #rsa-polynomial-root-recovery	MaltaCTF 2025 Quals	24.95	Crypto	files wu 1
2log	MaltaCTF 2025 Quals	24.95	Crypto	files
true_random	MaltaCTF 2025 Quals	24.95	Crypto	files
wintertime	MaltaCTF 2025 Quals	24.95	Crypto	files