Principles of using cookies

Using cookies

The company Výzkumný Ústav Železniční, a.s (VUZ) uses cookies to improve the experience of our website visitors, including websites that can be accessed through our mobile applications, and has published these Principles of Using Cookies. These explain what cookies are used and how we use them on our website. If you do not wish to receive cookies while browsing our website, you can adjust your browser or mobile device settings to inform you when you accept a cookie or you can choose to restrict or block cookies.

We describe below what types of cookies you find on the VUZ website or how these cookies are used. For more information about our privacy policy, please see our web page Privacy Policy. 

Cookies are small files consisting of a string of letters and numbers located in your computer by website servers. They allow the website owners to distinguish you from other website users. Cookies cannot be run as a code or used to deliver viruses, nor can they provide access to your hard drive. We are not able read any information in your hard drive, even if we place our cookie in it.

Data created by means of a cookie on the website can be used for different purposes, including: 

A strict rule of necessity

These cookies are important to enable you to navigate the website and take advantage of its features, such as access to secure areas of the website. 


These cookies collect information about the ways how visitors use the website, such as which websites they visit more often and whether they see error messages. They are used to improve the way the websites work in future versions. 


Cookies let remember the choices you make (your username, language, or region where you are located) and provide more personalized personal experience. 

Targeting or advertising

Cookies are used to provide more relevant content for you and your interests.
We do not allow third parties to place adverts on websites, but we cannot control the advertisers that the internet service providers allow to place adverts while browsing the internet.

Výzkumný Ústav Železniční, a.s. is legally required to obtain your consent for all types of placed cookies that do not fall within the “absolutely necessary” category.

For more information on how to control your cookies and how to set up your mobile device, use the Help feature in your browser, or visit* for more information about managing cookies in popular browsers. Please note that some parts of our website may not work properly if you disable cookies. 

Use of cookies on the websites of Výzkumný Ústav Železniční, a.s.

We use online identification technologies - such as cookies, web beacons or pixels - to offer you better individual content. By using websites or applications, you agree with the use of these identification technologies.

Registered users

We use these technologies to make it easier for you to navigate the website and offer you better personalized content. If you decide to become a Registered User (see below) we will use cookies as a tool to enable you to register and remember your preferences. You can only benefit from the registration if you accept the necessary cookies, including those used as part of the registration.

Website analysis and statistics

We also use these technologies to collect tracking and statistics data about your website usage. For example, we collect information about website visitors and navigation to determine which topics are the most interesting and whether users can easily find content. We also collect information about what content they watch, or whether they watch full videos, to determine what content is the most interesting to the users. We also use usage information to generate different reports on the use of the website. These reports exclusively contain aggregated data on users as a whole, not on individuals. If you are a Registered User, we may also collect information on your specific interests, including information on articles that you have read on the website to understand what content interests you most.

Measuring the effectiveness of our activities

We are authorized to use online identification technologies from marketing partners, third-party websites and social media platforms. These technologies help us measure the effectiveness of our marketing and information campaigns and understand how visitors come to the website based on the advertising of Výzkumný Ústav Železniční, a.s. We use these technologies to compile statistic data on visitors that interact with websites and other online content of Výzkumný Ústav Železniční, a.s. to measure the effectiveness of our adverts and provide more appropriate information to our visitors.

Cookies management in your device

You can manage and control cookies through your browser. Please note that deleting or blocking cookies may affect the services you use, and some features may not subsequently be available.

Cookies management from the browser

Most browsers allow viewing, managing, deleting and blocking website cookies. Please note that if you delete all cookies, all your settings, such as the option to disable cookies, will be cancelled as this feature as such requires a cookie in your device for this prohibition. Links to instructions for cookies management in common browsers are provided below.

  • Google Chrome
  • Mozilla Firefox
  • MacOS Safari
  • Microsoft Internet Explorer

For information on other browsers and device types, visit or
Management of analytical cookies

You may decide to disable the recording of anonymized browsing history using analytical cookies on our website or in our applications. We use the following service providers and for more information on their privacy policy and the way how to disable their analytic cookies, click the links below:

  • Google Analytics

Information about cookies

The table below describes the types, categories and purposes of cookies on this website. By using this website, you agree that we may place the following cookies in your computer/device.

Types of cookies:

  • “Temporary” (session) cookies: these cookies remain in your browser only for the duration of the session, i.e. until you leave the websites.
  • “Permanent” (persistent) cookies: these cookies remain in your browser after the session ends (unless you actively delete them).
  • Categories of cookies:
  • “Absolutely necessary” (strictly necessary) cookies: These cookies are necessary for the functioning of the website and cannot be disabled without blocking the website functionality. They are usually set in response to your actions on the website, such as filling out forms, setting preferences, or signing in.
  • Performance cookies: These cookies allow us to collect analytical data to improve the performance and functionality of our website. This analytical data may include measuring the popularity of the website, common ways people navigate the page, and how often certain features are used. We usually aggregate data for revision purposes, but in some cases we may collect information about the content you have visited to understand what interests you most.
  • “Personalization” (customization) cookies: These cookies help us understand how our marketing campaigns are effective and improve user experience through personalization.
  • Advertising cookies: Výzkumný Ústav Železniční, a.s. may place adverts on websites that are not owned or operated by Výzkumný Ústav Železniční, a.s. to promote services, articles and events at our company. These cookies are used to make advertising messages relevant to you and your interests. They also perform functions such as preventing adverts from being repeated to the same user. These adverts are only for informing you about relevant offers. Výzkumný Ústav Železniční, a.s. does not sell or otherwise disclose your data to any third party.
Provider Name Purpose Type Duration

Google Analytics


This cookie name is associated with Google Universal Analytics, and according to Google documentation, it is used to accelerate the number of requests - it limits data collection on high-traffic websites. it expires after 10 minutes.

Custom, Temporary

1 minute

Google Analytics


This cookie stores a unique identifier of a user session.

Custom and Third Party, Temporary

24 hours

Google Analytics


This cookie is typically written into the browser when you first visit the website. If the cookie has been deleted by the browser operator and the browser subsequently visits VUZ, the new _ga cookie is written with a different unique ID. In most cases, this cookie is used to understand whether a visitor is a one-time visitor to the website or whether he/she is on the website repeatedly, and it is updated each time the page is viewed. In addition, this cookie is provided with a unique ID that Google Analytics uses to ensure the validity and availability of the cookie as an additional safety means.

Custom and Third Party, Permanent

2 years

Google Analytics


This cookie is used to determine a new session/visitor.


30 minutes from set-up/update



This is he Google UserID cookie is used to track users across different sections of the website.

Third Party, Permanent


If you have any questions regarding the use of cookies on our website, please contact

Výzkumný Ústav Železniční, a. s. (VUZ)
Novodvorská 1698/138b, Praha 4
phone: +420 241 493 135
VAT CZ27257258
Registered in the Commercial Register maintained by the Municipal Court in Prague, Section B, File 10025
Zkušební centrum VUZ Velim
281 02 Cerhenice
© COPYRIGHT 2023 All rights reserved.
VUZ Slovakia, s. r. o.
Seberíniho 1
821 03 Bratislava – Ružinov