Legal information


1. The Legal Notice and its Acceptance

This legal notice regulates access to content on the QST Internet Portals (hereinafter, the “Portal”) provided to you by Quantum Software Technology, S.L. (hereinafter “QST”).

QST’ registered address is at QST, C/Viriato 9, 5ª Planta, Puerta D, 28010, Madrid, Spain

By using the Portal, you become a Portal user (hereinafter, the “User”) and this implies full and unreserved acceptance of each and every one of the provisions within this Legal Notice. QST has the right to modify, without notice and at any time it deems necessary, the Portal’s contents and its design and structure.


2. Purpose

Through the Portal, QST provides Users with access and use of a variety of contents.


3. Terms for Site Access and Use

QST shall not assume any responsibility emerging from the use of the Site by third parties and may undertake any civil or criminal action to which it is entitled if these rights are breached by the User. The use of the Site or of any of its components for illegal purposes is strictly prohibited. The set of access conditions for the use of the website are included in this legal notice.


4. Intellectual and Industrial Property of the Portal Contents

The Portal’s structure, design, and source code, as well as the logos and trademarks it includes, are the property of Quantum Software Technology,S.L. or of third parties who have authorized their use. They may not be reproduced, modified, distributed, broadcasted, or otherwise exploited, by any means, without written authorization by QST. The links in the Portal may direct to third-party webpages. QST does not assume any responsibility for the content, information, or services that may be displayed or provided in such third-party webpages. The Portal uses small information files that the server sends to the computer of the person accessing the page as required for the proper functioning and display of the site for the User. The cookies used on the portal are temporary and disappear upon logging out. They will never be used to collect personal information.


5. Availability and Continuity, Utility and Trust

QST takes no responsibility for damages of any kind that may occur due to lack of
availability or continuity of the Portal.

QST does not assume any responsibility for the damages of any type that may emerge due to the presence of viruses or other items that may alter the User’s computer systems or files.


6. Protection of Personal Information

QST is the entity responsible for the data files gathering the personal information provided by the users of their Portal.

See our Privacy Policy and how to exercise your rights at the following link.


7. Notifications

All notices and communications made to QST by Users will be considered effective for all purposes when addressed to the Customer Care Service by one of the following methods: (a) By regular mail to the following address: QST, C/Viriato 9, 5ªplanta, Puerta D, 28010, Madrid, Spain; (b) Communication through the form for Personal Information Management made available to users for such purposes on the Portal; and (c) By e-mail to the following address:

All notifications given by QST to Users will be considered effective for all purposes when given by one of the aforementioned methods, provided that this contact information has previously been made known to QST by Users. Therefore, the User declares that all the data he or she has provided is truthful and accurate, and agrees to notify QST of any changes regarding notification data.


8. Duration and Termination

In principle, the Portal features and other Services have an indefinite duration. QST is however authorized to suspend these services. When reasonably possible, it will give prior notice of the termination or suspension of the Portal service.


9. Disclaimer

Although we do our utmost to provide accurate and reliable information, QST is not liable for any possible errors.


10. Applicable Law

This Legal Notice is fully governed by the Law of Services for the Information Society and Electronic Commerce (Ley de Servicios de la Sociedad de la Información y de Comercio Electrónico, LSSI) by the State Secretary for Telecommunications and the Information Society (Secretaría de Estado de Telecomunicaciones y para la Sociedad de la
Información) of the Ministry of Industry, Commerce and Tourism. 

If you have any suggestions or proposals, please contact us by e-mail at:


11. Cookies Policy

11.1. What are cookies?
A cookie is a file that is downloaded to your computer when you access certain web pages. Cookies, among other things, allow a website to store and retrieve information about the browsing habits of a user or their computer and, depending on the information they contain and the way they use their computer, may be used to recognize the user.

11.2. What types of cookies does this website use?
This website uses the following types of cookies:

·   Analysis Cookies: Cookies which, whether processed by ourselves or by third parties, allow us to quantify the number of users and thus carry out the measurement and statistical analysis of the use made by users of the service offered. In order to do this, we analyse your browsing of our website in order to improve the range of products or services we offer you.

·     Technical Cookies: Cookies that allow the user to browse through the restricted area and use its different functions, such as, for example, purchasing an item.

·   Customization Cookies: Cookies that allow the user to access the service with certain predefined general features based on a number of criteria in the user’s terminal, such as the language or type of browser used to connect to the service.

·     Advertising Cookies: Cookies which, whether processed by ourselves or by third parties, allow more efficient management of the advertising space offered on the website, adapting the content of the advertisement to the content of the service requested or the use made of our website. To do this, we can analyse your Internet browsing habits and show you advertising related to your browsing

·     Behavioural advertising cookies: Cookies that allow more efficient management of the advertising space which, if any, the publisher has included in a website, application or platform from which the requested service is provided. This type of cookie stores information about the behaviour of visitors obtained through the continuous observation of their browsing habits, making it possible to develop a specific profile in order to display advertisements based on the latter.

11.3. Disabling Cookies
You can accept, block or delete cookies installed on your computer by setting the options of the browser installed on your computer. Most web browsers offer the option to accept, block or delete cookies installed on your computer. Below you can access the settings of the most common web browsers to accept, install or disable cookies:


11.4. Third Party Cookies

This website uses third party services to collect information for statistical and web usage purposes. DoubleClick cookies are used to improve the advertising on the website. They are used to target advertising according to the content that is relevant to a user, thus improving the quality of the user experience.

In particular, we use Google Adsense and Google Analytics services for our statistics and advertising. Some cookies are essential to the operation of the site, such as the integrated

Our site includes other features provided by third parties. You can easily share the content on social networks such as Facebook, Twitter or Google + with the buttons we have included for this purpose.

11.5. Warning about deleting cookies
You can delete and block all cookies on this site, but the quality of the website may be affected and part of the site will not work. If you have any questions about our cookie policy, you can contact this website through our Contact channels.


12. Privacy Policy

12.1. Who is responsible for processing my data?

QST has appointed an internal DPO who you can contact for any matter related to the processing of personal data and the exercise of your rights. He/she is also the QST contact person for customers who need to arrange third-party Data Controller contracts with us. To contact him/her, you can use the following postal and e-mail address.

C/Viriato 9, 5ª Planta, Puerta D
28010, Madrid

Data Protection Officer contact:

12.2 Why, and with what legitimacy, does QST process my personal data?

QST processes your data for the following purposes, in accordance with the following legal requirements (legitimations):

12.2.1. Customized commercial actions by QST: If you authorise us, QST can send you commercial information about products and services in our catalogue that fit your profile, interests and needs (by post, telephone, SMS, instant messaging applications, social networks, e-mail, web push or any other electronic or telematic means available at any given time) customised on the basis of profiles of your behaviour and interests, both from our own internal sources and from third parties (public and private files that meet the purposes of our relationship with you), browsing and/or internet and social media data that may be located inside and outside the European Union, enabling QST to provide you with a more dynamic and technologically efficient service.

12.2.2. Commercial actions by QST relying on third parties: Depending on the type of authorization you have accepted, QST may send you, by any means (postal mail, telephone, SMS, instant messaging applications, social networks, emails, web push or any other electronic or telematic means available at any given time), commercial information about the products or services of other companies with which we may sign collaboration agreements, adapted to your interests and needs, or customised on the basis of your profile, taking into account both our internal and third-party sources, data on the browsing of our website and public Internet or social media browsing sources located within and outside the European Union, enabling QST to provide you with a more dynamic and technologically efficient service.

12.2.3. Management of the operation of products and services: Depending on the type of authorization you have accepted, QST may send you, by any means (postal mail, telephone, SMS, instant messaging applications, social networks, emails, web push or any other electronic or telematic means available at any given time), information regarding the products and/or services covered by the contracts, and from third parties in volved in the services we provide in accordance with the purpose of the contract.

12.3. How long will QST keep my data?

QST will process your data as long as you give your consent. We will also keep them, duly blocked, for an additional period of 10 years. All this without prejudice to the obligation of complying with the legal limitation periods that may arise from each of the contracts you may sign with QST (such as data regulated by the General Telecommunications Act).

12.4. To whom may QST communicate your data?

QST will not transfer your personal data to any entity without your express consent, unless we are legally bound to do so.

However, we will have the collaboration of third parties, service providers who may have access to your personal data, but who will process it on our behalf, following our instructions at all times, and always to provide us with the services we may have contracted in each case.

QST uses strict criteria for the selection of its suppliers in order to comply with its obligations with regard to data protection and undertakes to sign the corresponding data processing agreement with them, whereby, among others, it will impose the following obligations on them: to implement appropriate technical and organisational measures, to process personal data for the purposes agreed upon and only in accordance with our documented instructions, and to delete or return the data to us once the services have been provided. We have various security procedures, reviews and audits in which suppliers are thoroughly assessed with regard to these commitments.

12.5. Do I have to keep my data updated?

To communicate with you properly, we ask that all information you provide is correct, complete, accurate and up to date.

Our clients are often business entities, and we use your personal information to provide you with information of interest to the company where you work.

Thus, if there is any change to the personal data you have provided or to your professional information, please inform us as soon as possible at the email address provided and by
telephone at the numbers listed.

12.6. What are my rights when I provide my data?

You can exercise your rights of access, portability, rectification, opposition, deletion, limitation of processing and your right not to be subject to fully automated decisions through the following channels:

  • You can write to the Data Protection Officer at the following address: 


C/Viriato 9, 5ª Planta, Puerta D

28010, Madrid


  • Communication through the form for Personal Information Management made available to users for such purposes on the Portal

To ensure that your rights and data are protected, we may ask you for additional information to enable us to verify that you are the person who wishes to exercise your rights over your data. You can complain to QST, especially when you have not been able to exercise your rights successfully, by writing to the above address.

At any time, especially if you consider that our response has not been satisfactory, you can contact the Spanish Data Protection Agency, as the competent supervisory authority, via the website: