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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
A_Blank_Login	WorldWide 2025	24.48	Web	files
DDNSSEC_Docker_Domain_Name_System_Security_Extensions	WorldWide 2025	24.48	Web	files
Domain_of_Doom	WorldWide 2025	24.48	Web	files
Domain_of_Doom_Revenge	WorldWide 2025	24.48	Web	files
Notetaker	WorldWide 2025	24.48	Web	files
Ransom_Waifu_2	WorldWide 2025	24.48	Web	files
Guessy_CTF_Solver	WorldWide 2024	–	Web	files
SAAS	WorldWide 2024	–	Web	files