Privacy policy

Last updated: October 2026

1. Controller

The controller responsible for data processing on this website is:

Postal address (image)

Email: Email address (image)

2. Principles

This website is a static personal website. It uses no cookies, no analytics or tracking services and shows no advertising. All fonts, scripts and images are served from this website itself, no content is loaded from third-party servers. The search function runs entirely in your browser.

3. Hosting by GitHub Pages

This website is hosted on GitHub Pages, a service of GitHub, Inc., 88 Colin P. Kelly Jr. Street, San Francisco, CA 94107, USA.

When you visit the website, GitHub processes technically necessary data, in particular your IP address, date and time of the request, the requested URL, referrer and browser identifier (user agent). According to GitHub, the IP addresses of visitors are logged and stored for security purposes. I have no access to this data and do not combine it with other data.

The legal basis is Art. 6(1)(f) GDPR. My legitimate interest is the secure and reliable delivery of this website. Data may be transferred to the USA in the process. GitHub is certified under the EU-U.S. Data Privacy Framework, which the European Commission has recognised as providing an adequate level of protection (Art. 45 GDPR). Further information can be found in the GitHub Privacy Statement.

4. Contact by email

If you contact me by email, your email address and the content of your message are processed to answer your request. The legal basis is Art. 6(1)(f) GDPR, or Art. 6(1)(b) GDPR if your request is aimed at concluding a contract. The data is deleted once it is no longer needed for this purpose, unless statutory retention obligations apply.

This website contains links to other websites, e.g. GitHub, LinkedIn or Stack Overflow. No data is transferred to these services until you click a link. After that, the privacy policy of the respective provider applies.

6. Your rights

You have the right to

  • access the data stored about you (Art. 15 GDPR),
  • rectification (Art. 16 GDPR),
  • erasure (Art. 17 GDPR),
  • restriction of processing (Art. 18 GDPR),
  • data portability (Art. 20 GDPR),
  • object to processing based on Art. 6(1)(f) GDPR (Art. 21 GDPR).

To exercise these rights, simply contact me by email at the address above.

You also have the right to lodge a complaint with a data protection supervisory authority, for example the Berlin Commissioner for Data Protection and Freedom of Information (Berliner Beauftragte für Datenschutz und Informationsfreiheit), Alt-Moabit 59–61, 10555 Berlin, Germany.

7. Automated decision-making

No automated decision-making within the meaning of Art. 22 GDPR takes place.