Challenges

Category Web Pwn Reverse Crypto Forensics Misc OSINT Stego Blockchain Hardware Mobile

Difficulty Beginner Easy Medium Hard Insane

CTFtime weight

–

Higher weight ≈ harder, more prestigious event.

Year

–

CTF

Country

Must have Source / Docker Writeup

Sort

Reset

Challenge	CTF	Weight	Category	Has
Waguri2 #brainfuck-esolang	LYKNCTF 2026	–	Reverse	files wu 1
Brain #brainfuck-esolang	n00bzCTF 2024	24.23	Reverse	files wu 1