Cookies documentation

Cookie Policy

A cookie is a file that is downloaded onto your computer when you access certain web pages. Cookies allow a website, 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 may be used to recognize the user. The user’s browser stores cookies on the hard drive only during the current session, occupying minimal memory space and not harming the computer. Cookies do not contain any specific personal information, and most of them are deleted from the hard drive at the end of the browser session (so-called session cookies).


Most browsers accept cookies as standard and, regardless of them, allow or prevent temporary or stored cookies through security settings.
Without your explicit consent—by enabling cookies in your browser—Autoridad Puerto Avilés will not link the stored data in cookies with your personal data provided at the time of registration.

What types of cookies does this website use?

Technical cookies: These are cookies that allow the user to browse through a website, platform, or application and use the different options or services available on it, such as controlling traffic and data communication, identifying the session, accessing restricted areas, remembering the elements that make up an order, completing the purchase process, submitting a registration or participation request for an event, using security elements during browsing, storing content for the distribution of videos or audio, or sharing content through social networks.
Personalization cookies: These cookies allow the user to access the service with certain predefined general characteristics based on a series of criteria on the user’s device, such as language, the type of browser used to access the service, the regional configuration from which the service is accessed, etc.


Analytics cookies: These are cookies that, whether processed by us or by third parties, allow us to quantify the number of users and thus perform statistical measurement and analysis of how users use the offered service. To do this, your browsing on this website is analyzed in order to improve the products or services we offer.

Advertising cookies: These are cookies that, whether processed by us or by third parties, allow us to manage advertising spaces on the website as efficiently as possible, adapting the content of the advertisement to the requested service or to how you use our website. For this purpose, we may analyze your browsing habits on the Internet and show you advertising related to your browsing profile.
Behavioral advertising cookies: These cookies allow the most efficient management of advertising spaces that, where applicable, the publisher has included on a website, application, or platform from which the requested service is provided. These cookies store information about user behavior obtained through the continuous observation of their browsing habits, which makes it possible to develop a specific profile in order to display advertising based on that behavior.

Persistent or permanent cookies: In order to recognize you and provide you with better service, our site uses its own cookies. The advantages of accepting our cookies result in time savings. They may also be used to recognize you across subsequent visits and thus adapt the content shown to you, to obtain information about the date and time of your last visit, measure certain traffic parameters within the site, and estimate the number of visits made, so that we can better focus and adjust our services and promotions. No cookie allows us to contact you via your telephone number, email address, or any other contact details. No cookie can extract information from your hard drive or steal personal information.

Third-party cookies: This website of Autoridad Portuaria de Avilés may use third-party services that, on behalf of Autoridad Portuaria de Avilés, will collect information for statistical purposes, for tracking the use of this website by users, and for providing other services related to the activity of this website and other Internet services. By using this website, the user expressly accepts the processing of the information collected in the manner and for the purposes mentioned above. The user also acknowledges being aware of the possibility of rejecting such data or information processing by refusing the use of cookies through selecting the appropriate settings in their browser. However, this option to block cookies in your browser may prevent you from fully using all the functionalities of this website.

Types of Cookies Used

Necessary Cookies

Cookie / Domain Type Purpose Duration Provider
crm4.dynamics.com Necessary Supports internal portal operation (Power Pages / Dynamics 365). Handles sessions, content loading, and essential site functionality. Session Microsoft
puertodeavilespre.crm4.dynamics.com Necessary Internal Power Pages cookies used for functionality and platform security. Session Microsoft
login.microsoftonline.com Necessary Manages user authentication through Azure AD. Session Microsoft
microsoftonline.com Necessary Identity and login services required for secure access. Session Microsoft
microsoft.com Necessary Technical cookies associated with Microsoft services required for site operation. Session Microsoft

Analytics Cookies

Cookie / Domain Type Purpose Duration Provider
region1.google-analytics.com Analytics Collects anonymised usage statistics: pages visited, time spent, interactions, and traffic sources. Helps analyse and improve site performance. Up to 24 months Google

Marketing Cookies

Cookie / Domain Type Purpose Duration Provider
doubleclick.net Marketing Used for advertising, remarketing, and conversion tracking in Google Ads. Tracks behaviour across websites. Approx. 15 months Google
youtube.com Marketing Used by embedded YouTube players to track viewing behaviour, personalise recommendations, and support targeted advertising. Varies (typically 6–24 months) Google
www.youtube.com Marketing Same as above: tracking and advertising cookies linked to embedded YouTube content. Varies Google