AES-CTR IV Reuse

crypto · medium · 250 pts

Acme intercepted two AES-256-CTR ciphertexts with the same (key, IV). The first plaintext is a known press release. Recover the second. --- ### Files The challenge generator (`generate.py`) lives in `AYSEC-CTF/deployable/crypto/ctr-iv-reuse/`. Run `python3 generate.py /tmp/out` to produce the artifact.