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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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Challenge	CTF	Weight	Category	Has
Kassaskapet_2_Battre_tur_an_skicklighet	CrateCTF 2024	–	Crypto	files wu 1
Fiats_and_Shamirs_Sign_Forge	CrateCTF 2025	–	Crypto	files
Julius_Caesar	CrateCTF 2025	–	Crypto	files
collision	CrateCTF 2025	–	Crypto	files
KrEncyclopedia	CrateCTF 2024	–	Crypto	files
Skyltsmedjan	CrateCTF 2024	–	Crypto	files
Zebran_Koordinaterna_och_Piraterna	CrateCTF 2024	–	Crypto	files