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.

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Must have Source / Docker Writeup

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Challenge	CTF	Weight	Category	Has
Grains_of_Sand #fee-on-transfer #erc20 #smart-contract	Paradigm 2023	25.00	Pwn	files wu 3