Legal notice

In accordance with French Law no. 2004-575 of 21 June 2004 on confidence in the digital economy (LCEN).

This English translation is provided for convenience only. In the event of any discrepancy, the French version prevails and is the only binding text.

1. Publisher of the site

The website beltup.fr is published by:

  • Company name: Kernel Ops SASU
  • Legal form: single-shareholder simplified joint-stock company (Société par Actions Simplifiée Unipersonnelle, SASU)
  • Registered office: 60 rue François 1er, 75008 Paris, France
  • SIREN (company number): 102 009 131
  • Share capital: €500
  • Contact: contact@beltup.fr

2. Publication director

Clément Rat, in his capacity as President of Kernel Ops SASU.

3. Hosting

The site is hosted by:

  • Provider: Clever Cloud SAS
  • Address: 4 rue Voltaire, 44000 Nantes, France
  • Website: clever-cloud.com
  • Server location: Paris, France

4. Data storage

Users’ personal data — accounts, subscriptions, quiz results — is stored by:

  • Provider: Clever Cloud SAS
  • Address: 4 rue Voltaire, 44000 Nantes, France
  • Service: managed PostgreSQL database, Paris zone

Authentication is handled by a library built into the application: credentials pass through no third-party provider and passwords are stored hashed in that same database.

5. Intellectual property

All the content of the beltup.fr website — texts, questions, educational explanations, structure of the tracks, graphical interface and trademark — is the exclusive property of Kernel Ops SASU and is protected by French and international intellectual property laws.

Any reproduction, representation, modification, publication, adaptation or exploitation, even partial, of the site’s content without the prior written authorisation of Kernel Ops SASU is strictly prohibited and constitutes an infringement punishable under Articles L.335-2 et seq. of the French Intellectual Property Code.

6. Hyperlinks

The site may contain links to third-party sites. Kernel Ops SASU exercises no control over those sites and accepts no liability for their content, availability or privacy policy.

7. Limitation of liability

beltup is an educational preparation tool. The content offered is provided for practice purposes only. Kernel Ops SASU does not guarantee success in Lean Six Sigma certification examinations and cannot be held liable for failing a certification, whatever the cause.

Kernel Ops SASU endeavours to keep the service available but cannot guarantee uninterrupted availability. Service interruptions may occur for maintenance reasons or in cases of force majeure.

8. Consumer mediation

In accordance with Article L. 616-1 of the French Consumer Code, Kernel Ops SASU has appointed CM2C as consumer mediator. Contact details: 49 rue de Ponthieu, 75008 Paris, France — https://www.cm2c.net/declarer-un-litige.php — litiges@cm2c.net

Any consumer may refer a matter to the mediator free of charge, after a prior written complaint sent to reclamation@kernel-ops.com has remained unresolved, within one year of that complaint. Recourse to mediation is optional.

9. Governing law and jurisdiction

This legal notice is governed by French law. In the event of a dispute, and failing an amicable resolution, the competent courts of Paris shall have sole jurisdiction.

Last updated: August 2026 — courtesy translation of the French text of the same date.