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
Flag_Transfer_Protocol	LagNCrash 2026	25.00	Reverse	files
effc	LagNCrash 2026	25.00	Reverse	files
got_or_not	LagNCrash 2026	25.00	Reverse	files
infohazard	LagNCrash 2026	25.00	Reverse	files
lets_go	LagNCrash 2026	25.00	Reverse	files