$ ctf42

#biased-nonce CTF challenges

2 CTF challenges using biased-nonce from 2 CTFs (2021–2025), 2 with writeups.

Crypto · 2

Often combined with

#ecdsa 2 #lattice 2 #mt19937 1 #python-hash-collision 1 #signature-malleability 1

Challenges

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Challenge CTF Weight Category Has
Vending_Machine PwnMe 2025 Quals 24.95 Crypto files wu 1
Sign_Wars SECCON 2021 – Crypto files wu 1