Learning from Mistakes

crypto post-quantum FCSC 2020 solved on

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Description

A new secret is generated at each connexion: you need to find it.

Note: This challenge has been made for the finale of FCSC 2020.

Files

Author

Cryptanalyse

Challenge Instructions

  1. First, download docker-compose.yml:
    curl https://hackropole.fr/challenges/fcsc2020-crypto-learning-from-mistakes/docker-compose.public.yml -o docker-compose.yml
  2. Launch the challenge by executing in the same folder:
    docker compose up
  3. Then, in another console, access the challenge with Netcat:
    nc localhost 4000
⚠️ Important: You must solve the challenge by interacting with the Docker container through the exposed network port. Any other way is not considered valid.

In case you encounter problems, please consult the FAQ.

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