Information on the use of Cookies

Our website uses cookies. You will find below more information about cookies, how we use it, and how you can control the use. By browsing this site, you agree to the use of cookies for the purpose described in this backgrounder. If you object to the use of these cookies, we ask you to disable these cookies, so as to prevent their installation on your computer tool: how to proceed is described below.

What is that a cookie?

Cookies are text files that are sent to your computer tool when you browse to a site and then stored in a file on your computer by your browser tool. At each visit, cookies are then returned to the visited site, or any other site that recognizes this cookie. Cookies act as a "memory" for the website to recognize your computer tool when you return to this site.

Cookies may for example to remember your preferences, facilitate your navigation, select advertisements tailored to your interests.

You can find more information on cookies by referring to the site

The different types of cookies

  • Session Cookies and persistent Cookies
    A session cookie persists that during the browsing session, it is deleted when your browser is closed.
    A permanent cookie is installed for a specified period.

  • Third-party
    Cookies cookies from third party sites can be installed by services that appear on this third site.
    These cookies are not under the control of the visited site. For more information on these third-party cookies, we invite you to visit the third.

Purpose of cookies:

Cookies are used for a at least one of the following reasons:



Strictly necessary

Cookies required to deliver the level of service expected by the user.


Cookies that collect information about how users navigate on the site, for example which pages are the most visited and in case of error messages, which page generates these errors.


Cookies that allow a website to remember the choices/preferences made by a user. (ex: user name, language, or geographic region) and optimize and adapt the display.

Targeting and advertising

Cookies that are used to display relevant advertisements for a user based on its interests.
They are also used to limit the number of times where a user is exposed to an advertisement. They can also be used to help measure the effectiveness of an advertising campaign.

Cookies used on this website:

You will find below a summary of the cookies used on






SESS [32 character random string]

session to understand that successive requests to open pages come from the same browser ID.

user experience




posted by site content management system, Drupal, so remember if JavaScript is enabled on your browser.





this cookie identifies unique visitors.


2 years

Google Analytics


this cookie determines the session of the user visit.


30 minutes

Google Analytics


used with the cookie _utmb to determine if the user is in a new session/visit



Google Analytics


this stock cookie custom values to the user in order to segment visitors.


2 years

Google Analytics


this cookie follows traffic sources and navigation.


6 months

Google Analytics


ShareThis is a tool that allows customers to share or recommend the contents of the Web site on social networks.

sharing tools

1 year



indicator to see if you have accepted the use of cookie on this site.


1 year


How to control and delete cookies?

The majority of browsers accept cookies, but you can often change the setting of your browser to refuse new cookies, uninstall the existing cookies, or simply be informed when new cookies are sent to your computer tool.

To set your browser so that it refuses cookies, refer to your browser help instruction (generally accessible from the 'Help' menu', 'Tools' or 'Edition').

More details can be accessed on

Please note that if you refuse cookies or uninstall cookies, certain features of the site may be disabled.
In addition, disable a cookie does not remove the cookie from your browser. You need to remove you even the cookie from your browser.

Change in the use of cookies

Any change in the use of cookies will be an update of this clearly identified page.