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
Simple_Format #format-string-leak	MetaCTF 2021	–	Pwn	files wu 1
Smash #format-string-leak #aslr-bypass #ret2libc	csictf 2020	23.67	Misc	files wu 3
runway3 #format-string-leak #canary-bypass #ret2win	BuckeyeCTF 2024	50.91	Pwn	files wu 1