Cookies connected to social networks allow you to connect to your social networks and to share content from our Internet site. Cookies (from third parties) connected to advertising collect information in order to better target advertisements based on your centres of interest on Undiz sites and outside of the sites. In some cases, these cookies involve the use of your personal information. To obtain more information about the processing of your personal information, consult our Policy in the area of confidentiality and cookies. If you deactivate these cookies, there is a risk that you will see less relevant advertisements appear, not being able to connect correctly to Facebook,Twitter or other social networks and not being able to share content on social networks.