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
ready_for_xmas #buffer-overflow #ret2system #badchars-bypass	X-MAS 2020	–	Misc	files wu 1
seeforyourself #rop #ret2system	b01lers 2020	22.46	Misc	files wu 2
MobileBank #format-string #got-overwrite #dynelf-leak #ret2system	CTFZone 2018 Quals	23.92	Misc	files wu 3