Cookies uses cookies. Cookies are information files that can be automatically stored on or read from the visitor’s device (such as PC, tablet or smartphone) when visiting a website. This is done via the web browser on the device. In any case, these cookies process the IP address, the Cookie ID and technical information about the device used. This means that TNO uses your personal data when you visit the website. cookies

TNO uses first party and third party cookies. First party cookies are, for example, functional cookies that the website installs and approaches. These cookies are necessary for the website to function and do not store any personal or traceable data. Third party cookies are, for example, cookies from advertisers and / or the social media companies. We only use third party cookies to enable the sharing of webpages via social media.

TNO uses cookies to:

  • enable functionalities of the website (technical or functional cookies);
  • analyse the use of the website and to improve the website on that basis (analytical cookies).
Cookie name Cookie type Cookie function
_pk_id Analytical cookie Improve the user interface of the website and optimise its content.
_pk_ses Analytical cookie Improve the user interface of the website and optimise its content.
ppms_privacy Privacy cookie Save cookie preferences for this website

Functional cookies

The placing of technical or functional cookies is necessary for the website to work properly.

Analytical cookies

In addition to the aforementioned data, analytical cookies also process the length of time spent on a particular web page and the order in which the various web pages are visited.

TNO uses Piwik Pro to measure the experience of the visit to our website. TNO uses the results of this to improve the experience of the website. TNO uses PiwikPro. This company uses privacy-friendly analytics. TNO has concluded a processing agreement with PiwikPro in which agreements have been made so that the processing of personal data by Piwik Pro is in line with privacy legislation.

Social media

Our Social Media buttons at the bottom of every page on the website lead to our social media pages of Facebook, Twitter, LinkedIn, Instagram and YouTube. These are links and do not use cookies.

Embedded content

Some pages of the website use content hosted on other sites. This is called embedded content. Consider, for example, YouTube videos. If you have given permission for this, Youtube will place a cookie on your computer and your personal data will be processed by YouTube.


TNO reserves the right to make changes to the cookie statement. Changes will be published on the website. Therefore, please check this cookie statement regularly so that you are aware of any changes.


If you have any questions and/or remarks, please contact