Cookies
Last updated: 16 October 2026
We only use cookies that are strictly necessary for the service to work. Under the UK Privacy and Electronic Communications Regulations (PECR) and the French and EU ePrivacy rules (article 82 of the French Data Protection Act), these cookies do not need your consent, so there is no cookie banner.
- Session (lb_session): keeps you signed in. Expires after 60 minutes of inactivity and at most 12 hours.
- Sign-in step (lb_challenge): links the emailed code to your sign-in attempt. Expires after 10 minutes.
- Trusted device (lb_trust): only if you tick "Trust this device"; skips the emailed code for 30 days.
- Language (lb_locale): remembers your language choice for one year.
We use no advertising, analytics or third-party tracking cookies. Map images are loaded from OpenFreeMap, which does not set cookies.