What is a cookie ?
Cookies are text files that contain small amounts of information that are downloaded to your device when you visit a website . After the cookies are sent back to the source web page in each of the subsequent visits ( party cookies ) or another site that recognizes that cookie ( third-party cookies ) . Cookies are useful because they enable a website to recognize a user device . Cookies have many purposes to enable you to navigate between pages efficiently, remember your preferences, and generally improve your user experience. They also help you to ensure that the ads you see online are the most relevant to you and your interests.
Based on the role that cookies and the purpose for which they are used , there are four categories of cookies: cookies are strictly necessary , cookies of performance, functionality or advertising cookies cookies.
Cookies strictly necessary
Are essential for you to be able to move through a web page and use its functions. Without these cookies, you may not offer services that demands , for example, to remember previous actions (such as text entered ) when you return to a page without closing session.
They collect information about a site , for example, what pages users are directed more frequently and whether those web pages give error messages are used. These cookies do not collect information that identifies you all information collected by these cookies is aggregated and , therefore , limited . One is used to improve the performance of a website.
They enable a website to remember your preferences (such as user name , language or your geographic location ) and offers improved and personal functions. For example , a site could provide tax information on local prices using a cookie to save the province in which you find yourself today. Cookies functionality can also be used to provide services that you request it, like watching a video. The information collected by these cookies can remain anonymous and can not track your browsing activity on other websites.
They are used to show the most relevant to you and your interests announcements. They are also used to limit the number of times you see an ad , and to help measure the effectiveness of an advertising campaign. Remember if you have visited a web page or not , and this information is shared with other organizations such as advertisers. Advertising cookies will often be linked to the functionality of a site other organizations.
The cookies set our website ( party cookies ) or other web pages running its contents on our website ( third party cookies ), for example , our web pages include buttons embedded " Share " that allow users Sharing web content with friends through social networks like Facebook and Twitter. These other sites may set a cookie when you are logged in your service. SERES not control cookies from these websites. Check the websites of third parties to obtain more information about their cookies and how to manage them.