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
3_words	BlueHens 2026	44.77	OSINT	files
Glasses_1_NOTE	BlueHens 2026	44.77	OSINT	files
Glasses_2	BlueHens 2026	44.77	OSINT	files
The_hungry_Catipillar	BlueHens 2026	44.77	OSINT	files
Im_Hungry	BlueHens 2024	34.05	OSINT	files
Training_Problem_Intro_to_OSINT	BlueHens 2024	34.05	OSINT	files