English translation, provided for convenience. Only the French version is legally binding.

Legal notice

Who publishes Cortex, who hosts it and how to reach us: the information French law (LCEN) requires on any professional website.

Publisher

Benjamin Abensur, sole trader (entrepreneur individuel, EI), trading as Benabens, 8 rue du Général Ducrot, 67000 Strasbourg, France.

Publication director

Benjamin Abensur.

Hosting

This website is hosted by Vercel Inc., 440 N Barranca Avenue #4133, Covina, CA 91723, United States, phone: +1 559 288 7060.

The Cortex application is hosted by Railway Corporation, 548 Market St PMB 68956, San Francisco, CA 94104, United States, phone: +1 415 707 7675.

Intellectual property

The Cortex software, and the texts and design of this website, belong to Benjamin Abensur. Course material, past exams and files you import stay yours, and the exercises and exams generated from them are yours to use; they are not reused for other users. Trademarks and documents of third parties, such as EPFL course material, remain the property of their owners.

In force since 6 October 2026 · last updated 6 October 2026. See also the terms, the privacy policy and the withdrawal and refunds page.