Cookie policy

1. What is a cookie?

A cookie is a small file placed on your device when you visit a website. It lets the site recognize you, remember your preferences or measure its audience.

2. Cookies used on this site

Essential cookies (always active)

Essential for the site to work. No consent required (exempt under CNIL (French data protection authority) rules).

• perseus_consent : stores your cookie preferences. Duration: 12 months.

Audience measurement cookies (consent required)

If you click “Accept all” in the cookie banner, we enable Google Analytics 4 in anonymized mode to measure site traffic (page views, time on site, traffic sources), without identifying visitors.

• _ga : Google Analytics identifier. Duration: 13 months.
• _ga_DPDGY8WCRB : GA4 session identifier. Duration: 13 months.
• _fbp : Meta Pixel identifier for Facebook/Instagram ad conversions. Duration: 90 days.

GDPR configuration applied: anonymised IP, Google advertising signals disabled, Consent Mode v2 defaulting to “denied”. The Meta pixel is disabled by default: no cookie is set until you click “Accept all”.

Third-party cookies

• Calendly: set only if you book a slot, on the calendly.com domain. Calendly policy ↗

3. Manage my preferences

You can change your choice at any time: open the preferences panel →

You can also delete cookies already set via your browser settings: Chrome, Firefox, Safari, Edge.

4. Retention period

In line with CNIL (French data protection authority) recommendations, audience measurement cookies have a maximum lifespan of 13 months and the data collected is kept for a maximum of 25 months.