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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CTF

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Challenge	CTF	Weight	Category	Has
Serialies #insecure-deserialization #java	SwampCTF 2025	40.40	Web	files wu 1
TrashBin #ssrf #insecure-deserialization #x-accel-redirect	TeamItaly 2023	24.88	Web	files wu 1
2rm1 #java-rmi #insecure-deserialization #ssrf #jndi	0CTF 2021 Quals	–	Web	files wu 1