crypto · medium · 250 pts
Acme intercepted two ChaCha20 ciphertexts with the same (key, nonce). pt1 is the public log entry. Recover pt2. --- ### Files The challenge generator (`generate.py`) lives in `AYSEC-CTF/deployable/crypto/chacha-nonce/`. Run `python3 generate.py /tmp/out` to produce the artifact.