Picasso

Description

Find an input displaying the success message, and send it to the remote service to retrieve the flag.

Files

docker-compose.yml
picasso
14.81 KiB – f3d6aafce2c069fdf486fce75112ccc09593ddd54452407d4cf066be12daf7fd

Author

Cryptanalyse

Challenge Instructions

First, download docker-compose.yml:
curl https://hackropole.fr/challenges/fcsc2023-reverse-picasso/docker-compose.public.yml -o docker-compose.yml
Launch the challenge by executing in the same folder:
docker compose up
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.

Flag

You don't have JavaScript actived. No problem! You can check your flag like this: echo -n 'PUT_THE_FLAG_HERE' | sha256sum # possible output: 54a984caed36d956001dc48a46e5156b2c8755f7ff817f0a1cb500f883b296c4

Writeups

I've been looking for a long time and I still can't find the flag!

You can vote for the solutions you prefer by using the on their respective pages.

Date	Author	Language	Tags	Vote
2023-11-06	face0xff	🇬🇧	TeamFrance