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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Challenge	CTF	Weight	Category	Has
webwebhookhook #dns-rebinding	IrisCTF 2025	34.30	Web	files wu 1
DeadTube #ssrf #dns-rebinding #blacklist-bypass	1337UP 2022	22.49	Web	files wu 1
saasme #ssrf #dns-rebinding #gopher	corCTF 2021	24.92	Web	files wu 1
GOFTP #ssrf #ftp-passive-mode #dns-rebinding	SCTF 2021	–	Web	files wu 1