Cookie policy

Technical cookies

Technical cookies are cookies that are strictly necessary for the operation of the site. These cookies are deleted as soon as the navigation session is closed.

They may be activated by the site publisher or by third parties whose services are used on the pages of the website (messaging, etc.). If you do not accept this category of cookies, some or all of these functions may not function correctly.

Essential Sessions

These cookies are essential for the proper functioning of the site. They allow you to move around within the site and to use associated functionalities. Without these cookies, certain functions of the site would not be available. These cookies do not keep any personal information in memory that could be used for marketing purposes.



These cookies allow the site to remember the choices you make while browsing and to provide you with enhanced features (for example, your user name, language of use or the region you are in).



The website uses web analytics tools such as Google Analytics. They allow us to improve the functioning and monitor the performance of the site in order to generate maintenance interventions. The information collected by these cookies is anonymous and is only used to generate reports for statistical purposes without identifying individual users personally.


Performance cookies

These cookies allow us to determine the number of visits and sources of traffic to our website, in order to measure and improve its performance. They also help us to identify which pages are visited most/least and to evaluate how visitors navigate the site. All information, collected by these cookies, is aggregated and therefore anonymized. If you do not accept this category of cookies, we will not be able to know when you visited our website.


Google Analytics mention

Google Analytics uses these cookies to help the website analyze how users use the site. The information generated by the cookie about your use of the website (including your IP address) will be transmitted to and stored by Google on servers in the United States. Google will use this information for the purpose of evaluating your use of the website, compiling reports on website activity for website operators and providing other services relating to website activity and internet usage. Google may also transfer this information to third parties where required to do so by law, or where such third parties process the information on Google's behalf. Google will not associate your IP address with any other data held by Google. Deactivate Google Analytics cookies => link =>


Google Analytics cookie information:

This internal cookie created by Google Analytics is used by Google Analytics to distinguish users when collecting information about the pages visited. This cookie helps us to identify areas for improvement on our website. On the other hand, the cookie does not allow RIVA ACIER to identify the user personally, nor to obtain information or personal data about him/her. _ga 13 months
This internal cookie created by Google Analytics is used by Google Analytics to monitor the rate of queries to its servers. This cookie helps us to identify areas for improvement on our website. On the other hand, the cookie does not allow RIVA ACIER to identify the user personally or to obtain information or personal data about the user. _gat* 10 minutes


Using Google Analytics:

This cookie is used to distinguish unique visitors to our site. It is updated on each page viewed.. __utma 13 months
This cookie is used to track the user's visiting session. This cookie expires as soon as the Internet user remains inactive on our site for more than 30 minutes. The use of this cookie coupled with the utmc cookie makes it possible to follow the visits (sessions) on a given site. Please note that the lifetime of the cookie can be adapted to your needs and specificities. To do so, you just need to call the _setSessionCookieTimeout() function.. __utmb 30 minutes
This cookie works in conjunction with the utmb cookie to determine whether or not there is a new visit by the current unique visitor. __utmc Undefined. It expires at the end of the session.
This cookie stores all the information needed to identify a traffic source. It is in this cookie that the following information is stored: the traffic source, the support of this traffic source, the keyword typed if the Internet user consults the site from a search engine, etc. This cookie makes it possible to determine the origin of the Internet user. By default, this cookie has a lifetime of 6 months, however, you can change this limit using the function: _setCookieTimeout() __utmz 6 months
This cookie is not normally present in a default configuration of the tracking code. The __utmv cookie refers to the information filled in when calling the _setVar() function. Note that the utmv cookie is an optional cookie. It is only used by the setVar function. __utmv 13 months


Marketing cookies

Cookies and marketing trackers are used to track visitors through the websites. The goal is to display ads that are relevant and interesting to the individual user and therefore more valuable to third party publishers and advertisers.

Trackers create unique files for each Internet user encountered that the browser completes with each Internet user's browsing and which contain many variables and personal information.


How do you manage your consent to the use of these cookies?

Except where permitted by law, we use cookies only after we have received your consent for their use, either through the cookie banner or through the centralized consent manager. You can adapt your consent by cookie category (with the exception of strictly necessary cookies which are used for the operation of the site) at any time by opening the module on our site.


Setting up your browser

You have several options for managing cookies. Any setting you may undertake will be likely to modify your Internet browsing and your conditions of access to certain services requiring the use of Cookies.

You can configure your browser software so that cookies are stored on your device or, on the contrary, so that they are rejected either systematically or according to their originator. You can also configure your browser software so that you are offered the option to accept or reject cookies from time to time, before a cookie is likely to be stored on your device.

The configuration of each browser is different. It is described in the help menu of your browser.


For Chrome ™

For Internet Explorer ™

For Firefox ™érer+les+cookies

For Opéra ™

For safari ™