This translation is provided for convenience. The French version is the only legally binding version.
Cookie Policy
Last updated: September 15, 2026
What is a cookie?
A cookie is a small text file placed on your browser when you visit a website. It allows the website to remember information about your visit (preferences, session, etc.).
In accordance with the ePrivacy Directive and the General Data Protection Regulation (GDPR), we inform you transparently about the cookies used on our website.
Strictly necessary cookies
Legitimate interest (Art. 6.1.f GDPR)
These cookies are essential for the website to work. They enable navigation, authentication and security. They cannot be disabled.
| Name | Purpose | Duration | Provider |
|---|---|---|---|
| semirprod.session_token, better-auth.session_token | Authentication session | Session | Semirprod |
| cookieConsent | Remember your cookie preferences | 13 months | Semirprod |
| theme | Theme preference (light/dark) | Persistent | Semirprod |
Analytics cookies
Consent (Art. 6.1.a GDPR)
These cookies allow us to measure our audience and analyse browsing in order to improve our services. They are only enabled with your consent.
| Name | Purpose | Duration | Provider |
|---|---|---|---|
| ph_* | Browsing analytics and audience measurement | 1 year | PostHog (EU) |
| _ga, _ga_* | Audience measurement and traffic statistics | 13 months | Google Analytics 4 (Google Ireland Ltd.) |
Marketing cookies
Consent (Art. 6.1.a GDPR)
These cookies measure the effectiveness of our advertising campaigns and allow us to show you relevant ads. They are only enabled with your explicit consent.
| Name | Purpose | Duration | Provider |
|---|---|---|---|
| _gcl_* | Attribution of advertising conversions (tracking clicks on our ads) | 90 days | Google Ads (Google Ireland Ltd.) |
Managing your preferences
You can change your cookie preferences at any time by clicking the "Cookie settings" button in the website footer.
You can also configure your browser to refuse all cookies. Please note, however, that this may affect how the website works.
For more information about your rights, see our privacy policy.
You can also contact the CNIL(Commission Nationale de l'Informatique et des Libertés, the French data protection authority) with any question about your rights: www.cnil.fr