Last updated December 23, 2025
This Cookie Policy explains what cookies are, how we use them on the lummy.fr website, the types of cookies we use, and how you can control your cookie preferences.
This policy complements our Privacy Policy.
A cookie is a small text file stored on your computer, tablet, or smartphone when you visit a website. Cookies allow the website to remember your actions and preferences (such as login credentials, language, font size, and other display preferences) over a period of time.
This means you don't have to re-enter them when you return to the site or navigate from page to page.
We use cookies for several reasons:
These cookies are essential for the site to function. They allow you to navigate the site and use its essential features. Without these cookies, certain services cannot be provided.
| Cookie | Purpose | Duration |
|---|---|---|
| session_id | Maintaining your login session | Session (deleted when browser closes) |
| auth_token | Account authentication and security | 14 days (or logout) |
| csrf_token | Protection against CSRF attacks (security) | Session |
| cookie_consent | Storing your cookie preferences | 13 months |
These cookies do not require your consent as they are essential for the site to function (per GDPR requirements).
These cookies allow us to measure audience, analyze how visitors use the site, and improve our services. The collected data is anonymized or pseudonymized.
| Service | Purpose | Duration | Third Party |
|---|---|---|---|
| PostHog | Usage analysis, audience measurement, user behavior tracking, experience optimization | 13 months | PostHog (Privacy Policy) |
Data collected by PostHog:
These cookies require your consent. You can accept or refuse their use via the consent banner displayed during your first visit.
These cookies allow the site to remember your choices (such as your preferred language, dark/light theme) and provide enhanced and more personalized features.
| Cookie | Purpose | Duration |
|---|---|---|
| theme | Storing your theme preference (light/dark) | 12 months |
| language | Storing your preferred language | 12 months |
We use certain third-party services that may set their own cookies on your device. We have no control over these cookies or how third parties use them.
If you share content from our site on social media or if we integrate sharing buttons, the relevant social networks may set cookies on your device.
We have no control over these cookies. For more information, please consult the privacy policies of each social network.
The retention period for cookies varies depending on their type:
During your first visit to lummy.fr, a consent banner appears allowing you to accept or refuse non-essential cookies (analytics, functionality).
You can change your preferences at any time by clicking the "Manage cookies" link available at the bottom of each page.
You can also manage cookies directly from your browser settings. Most browsers allow you to:
How to configure your browser:
⚠️ Warning
If you block all cookies, some site features may not work properly, including logging into your account, saving your preferences, and using the image generation service.
You can also opt out of tracking by analytics tools:
We do not use Flash cookies (also known as "Local Shared Objects" or LSO).
We reserve the right to modify this Cookie Policy at any time. Any changes will be published on this page with an updated "Last updated" date.
In case of substantial changes, we will inform you via a banner or notification on the site.
To learn more about cookies and their use, you can consult the following resources:
If you have any questions about our use of cookies, you can contact us: