Cookie Policy EN

EVALUACIÓN DE SISTEMAS DE GESTIÓN, S.L. (“Eugen”), either on its own behalf or on behalf of a third party contracted to provide measurement services, may use cookies and other similar mechanisms for storing and retrieving data on terminal equipment (hereinafter, “Cookies”).

By using cookies, it is possible for the server where the website is hosted to recognize the browser used by the user, with the purpose of facilitating navigation, allowing, for example, access to users who have previously registered, accessing areas, services, or promotions reserved exclusively for them without having to register on each visit. They are also used to measure audience and traffic parameters, as well as to monitor progress and number of entries.


A cookie is a file that is installed in the user’s browser when accessing certain pages or applications. Cookies allow the owner of a website or app, among other things, to store and retrieve information about a user’s browsing habits or their device, and depending on the information they contain and how the device is used, they can be used to recognize the user.


By managing entity of the domain  

  • Third-party cookies
By the duration of persistence
  • Session cookies
  • Persistent cookies
By their purpose


  • Technical cookies
  • Customization cookies
  • Analysis cookies
  • Behavioral advertising cookies


By the managing entity of the domain:

  1. First-party cookies: These are sent to the user’s terminal equipment from a computer or domain managed by the website’s editor and from which the requested service is provided.
  2. Third-party cookies: These are sent to the user’s terminal equipment from a computer or domain that is not managed by the website’s editor, but by another entity that processes data obtained through cookies.

By their duration of persistence:

  1. Session cookies: These are a type of cookies designed and used to collect and store data while the user accesses a website. As their name suggests, these cookies are stored on the terminal until the user’s browsing session ends.
  2. Persistent cookies: These are cookies in which data remains stored on the terminal and can be accessed and processed for a period defined by the cookie owner, which can range from a few minutes to several years.

By their purpose:

  1. Technical cookies: These are cookies that allow the user to navigate through a website and use the different options or services available, including those used to enable the management and operation of the website and use the different options or services available, including those used to enable its functions and services.
  2. Analysis cookies: These are cookies that allow us to quantify the number of users and thus carry out statistical measurement and analysis of the use made by users of the service offered. To do this, we analyze their browsing on our website in order to improve the range of products or services we offer.
  3. Behavioral advertising cookies: These are cookies that store information on users’ behavior obtained through the continuous observation of their browsing habits, which allows us to develop a specific profile to display advertising based on it.


Cookie Name Issuer Type Storage Period More Information

Cookie Name Issuer  Type  Period More information 
_gat Google It is used to limit the percentage of requests 1 minute
_gid Google It is used to distinguish users 24 hours
_ga Google It is used to distinguish users 2 years


This information table will be updated as soon as possible when changes occur to the services offered on this website. However, it is possible that the information table may temporarily not include a cookie, tag, or other similar device due to an update, although there will always be devices with identical purposes to those included in this chart.


The information collected through Cookies may be used by both EUGEN and third-party collaborating companies, such as web analytics operators and agents, for the purposes described in the previous section.

Some of these collaborators may be located in third countries whose legislation does not offer an equivalent level of data protection; however, the user may consult the adequate safeguards they offer to ensure that international data transfers are carried out taking into account the rights and freedoms of the data subjects.

The user can learn more about these third parties, as well as the types of cookies they install, the purposes for which they process data, the safeguards they offer for carrying out international transfers, retention periods, and how preferences can be configured regarding them, through their privacy policies. In any case, EUGEN is not responsible for the accuracy and content of the privacy policies offered by those third parties on their websites.


Taking into account the information provided through this Cookie Policy, below, we offer you information on how you can manage the cookies used on the website through the different options offered by the most common browsers (Explorer, Firefox, Chrome, Safari, and Opera). The Help function of most browsers indicates how to configure your browser to not accept cookies, to notify you each time you receive a new cookie, as well as to completely disable all cookies.

For example, you can find information on how to manage your cookie preferences in the most common browsers through the following links:

Firefox from here.
Chrome from here.
Explorer from here.
Safari from here.
Opera from here.

If your browser is not among the ones mentioned above, please refer to your browser’s specific documentation.

The opt-out mechanism creates a cookie that allows us to remember that you do not want additional cookies. However, if you delete cookies after requesting their removal, you will need to repeat the process.

These changes only apply to the browser through which you are currently connected. To delete cookies from other devices, you must follow the process described on those devices.

If the installation of all cookies from the website is prevented, some functionalities of the website, as well as some content, may be affected.


You can contact EUGEN through where you can write to exercise your rights of access, rectification, cancellation, limitation of processing, opposition, to data portability, or to not be subject to a decision based solely on automated processing, as well as to withdraw your consent.

To the extent that the processed information is only related to codes or unique identifiers of devices or browsers used by the user, and is not related to data that directly identify the user, the aforementioned rights will not apply unless the user provides additional information that allows their identification.

If you wish to learn more about the processing of your data, you can consult EUGEN’s Privacy Policy.

This Cookie Policy has been reviewed and published as of April 17, 2024.