Cookies, depending on their expiration date, can be classified into session or persistent cookies. The former expire when the user closes the browser while the latter remain for a longer period of time during which the data is still stored in the terminal and can be accessed and processed.

They can also be distinguished according to the entity that manages the equipment or domain from which the Cookies are sent and the data obtained are processed. In this case, they are classified as:

• Own Cookies: those that are sent to the User’s terminal equipment from a computer or domain managed by the Owner of the Web and from which the service requested by the User is provided.
• Third-party Cookies: those that are sent to the User’s terminal equipment from a computer or domain that is not managed by the Owner of the Web, but by another entity that processes the data obtained through the Cookies.

Cookies can also be classified according to their purpose and therefore we can talk about:

• Technical Cookies: allow the User to navigate through a web page, platform or application and the use of the different options or services that exist in it such as, for example, control traffic and data communication, identify the session or make the purchase process of an order.
• Personalization Cookies: allow the User to access the service with some general characteristics predefined according to a series of criteria in the user’s terminal, such as the language or type of browser.
• Analytical Cookies: allow the responsible for them, monitoring and analyzing the behavior of users of the websites to which they are linked. The information collected is used to measure the activity of the websites, application or platform and for the elaboration of browsing profiles of the users of these sites, applications and platforms, in order to introduce improvements based on the analysis of the data made by the users of the service.
• Advertising Cookies: allow the management, in the most effective way possible of the advertising spaces that, where appropriate, the publisher has included on a website, application or platform from which it provides the requested service based on criteria such as the edited content or the frequency at which the ads are displayed.