AES-GCM Nonce Reuse

crypto · hard · 300 pts

Two AES-256-GCM ciphertexts under the same key+nonce. Confidentiality is gone. Recover pt2 (it contains the flag). --- ### Files The challenge generator (`generate.py`) lives in `AYSEC-CTF/deployable/crypto/gcm-nonce/`. Run `python3 generate.py /tmp/out` to produce the artifact.