Challenges

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

Difficulty Beginner Easy Medium Hard Insane

CTFtime weight

–

Higher weight ≈ harder, more prestigious event.

Year

–

CTF

Country

Must have Source / Docker Writeup

Sort

Reset

Challenge	CTF	Weight	Category	Has
The_Accursed_Lego_Bin #rsa #low-public-exponent #prng-seed-recovery	UMassCTF 2026	65.95	Crypto	files wu 1
EZDORSA-Lv2 #rsa #low-public-exponent #nth-root	WaniCTF 2023	24.99	Crypto	files wu 1