Cookies Policy

CONSTRUCCIONES FERROVIARIAS DE MADRID, S.L. (COFEMA), in compliance with article 21 of Spanish Law 34/2002 of 11 July 2002 on information society services and electronic commerce (LSSI), informs you that this website uses cookies.

 

What are cookies?

 

Cookies are files downloaded to the user’s internet browsing device such as computer, smartphone or tablet when you visit certain web pages, in order to store and retrieve information about the navigation carried out from it.

 

The user’s browser uses the information about the visit to the website to personalize certain pages or elements. For statistical analysis purposes, cookies may also be used to transmit a randomly generated, unique, anonymous number to our server. It is not possible to identify the user by using cookies. Generally, cookies contain the name of the domain from which has come, its ‘lifetime’ and a value, which is usually a text value or a randomly generated unique number.

 

What types of cookies do we use?

 

Cookies could be:

 

According to their origin:

  • Own: these cookies are generated by the website that is being visited.
  • Third-party cookies: These are cookies that are received when browsing a website, but are not generated by the owner of the website, but by another entity that processes the data obtained through the cookies.

This category includes analytical cookies and those used by external content complements, which are necessary for the user to access content or services provided by third-party suppliers such as, for example, videos hosted on YouTube or geographical locations on Google Maps.

 

Depending on how long they remain active:

 

  • Session cookies: These are a type of cookie designed to collect and store data while the user accesses a web page. They are not registered in the user’s terminal when the user leaves the website.
  • Persistent cookies: These are a type of cookie in which the data remains stored in the terminal and can be accessed and processed for a period defined by the party responsible for the cookie, which can range from a few minutes to several years.

According to their purpose:

  • Functional Cookies. These cookies are strictly necessary for the provision of certain services expressly requested by the user. If these cookies are rejected, you will not be able to receive the content and services offered on our website properly;
  • Analytical Cookies. These are those that allow the monitoring and statistical analysis of the behaviour of all users on our website, gathering and providing anonymous information. This information helps us to improve the functioning of the same.
  • Advertising Cookies: These are cookies that allow the management of advertising spaces based on criteria such as the frequency at which ads are displayed.
  • Behavioural Cookies: These allow the management of advertising spaces according to the user’s specific profile.

 

What types of cookies does this website use?

 

COFEMA uses the following cookies on its website:

 

  1. NECESSARY COOKIES

Functional Cookies: Necessary to allow the user to browse the website and use the different options or services available on it.

They contribute to facilitate traffic control and data communication; allow the user to specify or personalize some features of the general options of the website. For example, to define the language, regional configuration or type of browser, to identify the session and to access restricted areas; to apply for registration or participation in an event, as well as to use security elements during browsing.

 

  1. OPTIONAL COOKIES

These are not necessary for the operation of the website, browsing and contracting the services offered. These cookies address to analyses and measure the user browsing on the website, to know the user’s preferences by monitoring and observing their browsing habits in order to send them advertising, optional cookies also include third-party cookies.

ANALYTICAL COOKIES that allow the monitoring and statistical analysis of the behaviour of all users on our website.

Currently analytical cookies are not used in this website.

ADVERTISING COOKIES used by the website and which allow the management of advertising spaces according to criteria such as the frequency at which the advertisements are shown.

Currently advertising cookies are not used in this website.

 

What are cookies?

Cookies are small files or devices of general use that are installed in the user’s browser in order to store, retrieve or update data. They allow the person responsible for a website to know the preferences of users when browsing their website and to personalize the services offered based on these preferences.

At CFM we use our own and third-party cookies that allow us to carry out usage analysis and measurement to ensure that our websites work correctly and to improve our services.

The third-party cookies used to obtain information on visits, measure and analyse web browsing and personalise certain services are owned by Google Analytics, Google, Google Maps and Youtube. CFMs such as Google Analytics, Google, Google Maps and Youtube have access to the data collected by the devices owned by the latter.

Types of Cookies

Depending on their purpose, cookies can be:

Functional cookies: these are necessary for browsing. Without them, the website would not function properly (‘user input’ cookies for online shopping baskets, multimedia player session cookies, etc.).

Personalisation or configuration cookies: these allow the website to recognise the user’s language, font size, etc.

Security cookies: prevent or hinder attacks against the website or its users.

Analysis cookies: these enable user activity to be measured and browsing statistics to be compiled.

Advertising cookies: manage the frequency and content of advertisements.

Behavioural advertising cookies: store information about users in order to show them personalised advertising.

 

Controlling the use of cookies

If you wish to delete cookies that are already set on your terminal, you can do so from your browser. You will find the way to do this by going to the help menu of your browser where the steps to proceed with their elimination are established.

 

For more information:

 

Internet Explorer:https://support.microsoft.com/de-de/help/17442/windows-internet-explorer-delete-manage-cookies

Mozilla Firefox:https://support.mozilla.org/de/kb/cookies-loeschen-daten-von-websites-entfernen

Google Chrome:https://support.google.com/chrome/answer/95647?co=GENIE.Platform%3DDesktop&hl=de

Safari:https://support.apple.com/kb/PH21411?locale=de_DE

 

Cookies we use

There are different types of cookies on our website and they are used for different purposes. Below is a list of the different cookies we use.

 

First-party cookies

PHPSESSID: This cookie is an identifier of the PHP SESSION and is used to track and control the maintenance of the same and also ensures that their variables are stored on the web server. This cookie is essential for the functioning of the website and expires at the end of the session.

 

Third-party cookies

This type of cookie is created and managed by third parties, i.e. cookies set by domains other than the website you are visiting (various cookies perform different functions):

Utma: This cookie must be set for the correct functioning of Google Analytics, and it is a persistent cookie that expires after 2 years.

Utmb: It is used to know how long the user spends on our site and the number of pages visited, or what is the same as the duration of the visits/sessions of the visits. By default this cookie expires after 30 minutes.

Utmc: This cookie is used in conjunction with __utmb to know if a new session is established for the user. This cookie expires when the browser is closed, so if the user enters and this cookie does not exist, a new session must be set.

Utmz: This cookie is used to perform the attribution of the visit, i.e. from where and how the user has arrived at our website. It has a default duration of 6 months.

Zlcmid: Stores a user identifier to maintain a chat session. Persistent.

Utmv: This parameter can be set by us to distinguish visits, for example to know the visits of registered or unregistered users.