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

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Must have Source / Docker Writeup

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Challenge	CTF	Weight	Category	Has
Buried_Treasure #multi-stage-unpacking #memfd-create #xor #strace-dump	RITSEC 2026	–	Reverse	files wu 1
shellcoder #shellcode #memfd-create #execveat	RCTF 2019	–	Misc	files wu 3