Cookie policy

TU Delft uses cookies on its website. These cookies sometimes also collect privacy-sensitive data about website users. This cookie policy is to inform you about the way in which we use cookies, and the careful manner in which we deal with the data we collect.

The way works will remain fundamentally unaffected even if you do not give us permission to set third-party cookies or if you block analytics cookies.

What are cookies?

A cookie is a tiny text file that is downloaded by your browser and subsequently stored on your computer or mobile device. The information stored on your computer is only accessible to the website that generated the cookie and the cookie is only able to store information you have provided on the website.

We only use our cookies to collect information about how our services are used, and to improve or modify them to meet our visitors’ needs. Our analytics cookies (see also the section below) contain information regarding personal identification. You can change your browser settings so that you do not receive any cookies. Use the links below to help you change your browser settings:

What does TU Delft use cookies for?

Below we explain which cookies we use and for what purposes.

Technical cookies

These cookies are necessary in order to provide a working website. This is strictly anonymous.

Analytical cookies

TU Delft uses analytical cookies from Siteimprove to analyse visitor behaviour. This way we can improve the overall usability of the website. Siteimprove can only obtain data through the website. TU Delft has taken the following measures in order to ensure a privacy-friendly use of Siteimprove:

  1. TU Delft has a data processing agreement with Siteimprove;
  2. Siteimprove may use its collected data only for TU Delft-specific purposes; Other purposes such as advertising purposes or benchmarking are prohibited

Data collected through cookies on TU Delft's website are exclusively meant for website optimalisation. TU Delft will never use collected data for any other purpose other than improving the website and/or visitors experiences.

Third party cookies

Some pages within the TU Delft website may contain third party content, such as Instagram- and/or Twitter-feeds, to enhance user experience. Sometimes these third parties also use cookies. TU Delft can not interpret or 'read' these cookies (neither can third parties see TU Delft cookies), and does not affect the way how third parties collect and process the data.

Please refer to the specific third party in order to see how they process the collected personal data.

See the table below for an overview of the cookies on


Retention period

Set by



TU Delft


6 months

TU Delft




Please note: This only applies to the cookies used by Refer to the section ‘Third-party cookies’ above for information about third-party cookies.

Your cookie preferences

Below you can select which cookies you will allow. If you want to change your preferences, you can do so by clicking on the cookie icon in the lower black menu.

In order to display our website correctly and guarantee an optimised website, some technical cookies are necessary. These can not be disabled. may on some pages, contain third party features. Without your consent, we will obscure these features to prevent unwanted placement of third party cookies. These third party features have no influence on the principal functioning of the website.
In order to optimise, our online visitor behaviour is monitored through a third party (Siteimprove). For this purpose we use analytical cookies.

Permission to use cookies

TU Delft sets technical cookies on the basis of legitimate interest. Your explicit permission is therefore not necessary. TU Delft must fulfil its duty to inform though. This is why we inform you about the use of cookies when you visit our website.

TU Delft explicitly asks for permission to set analytics cookies and third-party cookies. Your information remains valid for up to six months. After a maximum of six months we ask you for permission again. The way works will remain fundamentally unaffected even if you do not give us permission to set third-party cookies or if you block analytics cookies.

Changes to cookie policy

Should TU Delft make changes to its cookie policy, you will be asked to give permission again, even though you may already have given permission.

More information about cookies?

The following websites contain further information about cookies: