You are here:
  • Home
  • Cookie Policy

Cookie Policy

Cookie policy of the website


In accordance with the provisiones of the article 22.2 of the Law 34/2002, of July 11, of information society and electronic commerce services,  the users are informed about the type of cookies that the webpage, ownership of the ONCE, Public Law Corporation, with registered offices in 18 Ortega y Gasset St. Madrid 28006 and ID number Q-2866004-A, indicating if they are our own or third party, its duration and purpose.


What are cookies?


A cookie is a file downloaded on your device and that records anything when accessing certain web pages.

Cookies allow a website, among other things, to store and retrieve information about the habits of navigation os a user and its device, see what pages are visited, the connection time, analyze the performance of a website, verify if there is any technical problem etc. Depending on the information contained and the way the device is used, they can be used to recognize the user.

For the time that remain activated in the terminal equipment, the cookies can be session cookies (designed to collect and store data while the user access a webpage) or persistent cookies (when the data is still stored in the device and can be accessed and handled during a certain period of time that can go from a few minutes to several years).

Depending on the entity managing the device or the domain where cookies are sent from and handles the data collected, there are own cookies of the owner of the website (editor) and third parties.

Depending on its purpose, cookies can be technical, personalization, analysis, advertising and behavioral advertising.


What type of cookies uses the ONCE in this website?

In the website there are only installed technical cookies, own and of session, that expire when the user finishes navigating and closes the browser.

The technical cookies are those that are technically necessary to allow the user the navigation through a website, platform or application and the use of the different options or services that exist in it like, for example, control the trafffic and the comunication of the data, identify the session, access restricted access parts that require authentication or identification of the user, remember the elements that make up an order, make the purchase process of an order, make the request for registration or participation in an event, use security elements during navigation, customize the user interface, store contents for the dissemination of videos or sound or share content through social networks.

Specifically, the following technical cookies are installed on this website:



Cookie for control access to the server by the managers.


Cookie for desktop / mobile version control


Session cookie for logged users


Session cookie for session control


Session cookie for session control


Session cookie for colour palette control


Session cookie for cookie policy acceptance control


Session cookie for control of acceptance of cookies policy of managing users

Technical cookies are essential for users to browse through the website. And access restricted access parts that require authentication. If the User deactivates cookies in their browser, navigation on this website and access to restricted parts may not work correctly or may be slowed down


Although technical cookies are exempted from the obligation to inform and obtain the consent of users in accordance with the provisions of the last paragraph of article 22.2 of Law 34/2002, of July 11, the ONCE wishes to inform of its existence for greater transparency andb guarantee for the user.

Apart from technical cookies, the ONCE doesnt use navigation analyze, user tracking, advertising (behavioral or not) or any other type of cookie on the website.


No collection of personal data

The technical cookies intsalled on the website do not collect personal data of the users such as names or surnames, physical address from where they connect to the web, geolocation, browsing history, etc.

The information collected through these cookies is only related to anonymous data and in no case is associated or combined with personal data of the users.


Possibility of configuring the browser to allow, block or deactivate cookies

Most of the browsers allow to modify the cookie configuration, that usually are activated by default. These settings are usually found in the "Options" or "Preferences" sections of the user's browser menu, under the "Privacy" or "Browsing history" section. For more information, you should consult the "Help" section of the browser in question.

So that if the User wishes to allow, know, block or eliminate the cookies installed on his computer, he can do so by configuring the browser options installed on his computer. In the following links you can find information on how to configure these options in case you use any of the following as a browser:


As indicated above, if the user deactivates the use of cookies in their browser some services or functions of the web may not work or do so in a slow manner.


Consent of the user for the use of cookies by ONCE

Although the use of technical cookies does not require authorization, the user is informed of the installation and use of this type of cookies on the website for the purposes described above.

When the user accesses the web, a clearly visible warning about the use of cookies will appear at the top of the home page, including a summary of its purposes, as well as a warning that the user can accept or reject the use of cookies. configuring your browser, with a link to this Cookies Policy to obtain more information about it.

If the user does not configure their browser so that the cookies are not activated, by continuing to browse the web and use their services, it will be understood that the user is informed and accepts the use of cookies and the purposes for which they are used.

Even if initially accepting their use, at any time the user may revoke their consent to the use of cookies on the web, removing cookies from your computer and configuring your browser to deactivate them in the future.