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
TagSeries1 #ecb #mac-forgery	WolvCTF 2024	35.25	Crypto	files wu 2
QR_Codebook #ecb #known-plaintext	VolgaCTF 2021 Quals	32.73	Crypto	files wu 1
Fake_Encryption #des #ecb #block-reordering #known-plaintext	WORMCON 2021	–	Crypto	files wu 1