Cookie policy
This Cookie Policy describes the cookies used on this website, their purpose and retention period.
Definition
A cookie is a small data file in the form of a string of information, sent by the internet server of this web site (hereinafter the “Website”) to a specific location on your device’s hard drive. Your browser will store this cookie and send it back to the Website’s server when you log in again. A cookie has a limited life span, as specified below. It is deposited and stored on your device in compliance with applicable legislation and subject to the choices you have made, which you can modify at any time under the conditions specified below.
Cookies are used in several ways: to memorize your login information and make it easier to log on to your account; to track your sessions and browsing activity for statistical purposes; or to identify your centers of interest in order to offer you relevant content.
The cookie file allows its issuer to identify the device on which it is stored and to collect a certain amount of information relating to the browsing carried out on this device, during the period of validity or storage of the cookie concerned. A cookie does not identify you personally.
Types of cookies we use
Functional cookies
These cookies are essential for the website to function properly. They enable basic features such as page navigation and access to secure areas of the site.
| Cookie Name | Provider | Purpose | Lifetime |
|---|---|---|---|
| __cf_bm | Cloudflare | Bot management and security | 30 minutes |
| BIGipServer~VS65000-N117~lon04web-nginx-app_https | Load Balancer | Session persistence for secure navigation | Session |
| ppms_privacy_* | Lectra | Stores privacy preferences | 12 months |
| intercom-device-id-*, intercom-session-* | Intercom | Enables chat functionality | Session |
Analytics cookies
Analytics cookies help us understand how visitors interact with our website by collecting and reporting information anonymously.
| Cookie Name | Provider | Purpose | Lifetime |
|---|---|---|---|
| _mkto_trk | Marketo | Tracks visits for marketing automation | 13 months |
| _hjSession_*, _hjSessionUser_* | Hotjar | Analyzes user behavior and session data | 1 day |
| _pk_id.*, _pk_ses.* | Matomo | Stores visitor ID and session data for analytics | _pk_id: 13 months, _pk_ses: 30 minutes |
Third-party cookies
Third-party cookies are set by external services to provide analytics, advertising, and social media functionalities.
| Cookie Name | Provider | Purpose | Lifetime |
|---|---|---|---|
| _fbp | Tracks visits for advertising and retargeting | 3 months | |
| _gcl_au, _gcl_gs | Google Ads | Measures ad campaign performance and conversions | 3 months |
| __Secure-1PAPISID, __Secure-1PSID, __Secure-1PSIDCC, __Secure-1PSIDTS, __Secure-3PAPISID, __Secure-3PSID, __Secure-3PSIDCC, __Secure-3PSIDTS, __Secure-ROLLOUT_TOKEN | Google / YouTube | Authentication, security, and advertising personalization | Up to 2 years |
| APISID, SAPISID, HSID, NID, PREF, LOGIN_INFO | Google / YouTube | Stores user preferences and authentication data | Up to 2 years |
Acceptance of the use of Cookies
We use cookies to ensure that our Websites function optimally and to make it easier for you to access them by collecting information about your device and your preferences (e.g. your device and browser). Therefore, if you wish to use our Websites in a thorough and optimal manner, we recommend that you accept these cookies. You can change your cookie settings – withdraw your consent, for example – at any time by . If you withdraw your consent, we will stop collecting your cookies on our Website.
In addition, you can configure your browser in accordance with the instructions in the links below:
- for Internet Explorer™: https://support.microsoft.com/en-us/windows/delete-and-manage-cookies-168dab11-0753-043d-7c16-ede5947fc64d
- for Safari™: https://support.apple.com/en-us/HT201265
- for Chrome™: https://support.google.com/chrome/answer/95647?hl=en
- for Firefox™: https://support.mozilla.org/en-US/kb/enable-and-disable-cookies-website-preferences
- for Opera™: http://help.opera.com/Windows/10.20/fr/cookies.html
Updates
This policy may be updated regularly to reflect changes in our practices or legal requirements. Last update: 11/20/2025.