Challenges

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

Difficulty Beginner Easy Medium Hard Insane

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Higher weight ≈ harder, more prestigious event.

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Challenge	CTF	Weight	Category	Has
1n_jection #cantor-pairing #recursive #inverse-pairing	Zh3r0 2021	–	Crypto	files src wu 1