The legal texts are provided in German and English. The German version is legally binding.
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Strictly necessary cookies (no consent required, Section 25 (2) no. 2 TDDDG):
ARRAffinity – routes your requests to the same server of our hosting platform Microsoft Azure during a visit (session cookie, deleted when the browser is closed)ARRAffinitySameSite – the same function with the SameSite attribute for modern browsers (session cookie)klaro – stores your decision in the cookie banner (lifetime 180 days; first-party cookie, no data is transferred to third parties; Art. 6 (1) (c) GDPR in conjunction with Art. 7 (1) GDPR)Statistics cookies (only with your consent, Section 25 (1) TDDDG, Art. 6 (1) (a) GDPR):
_ga – Google Analytics 4: distinguishes returning visitors (lifetime 2 years)_ga_0YRE76WJCV – Google Analytics 4: keeps the state of the current session (lifetime 2 years)The statistics cookies are only set after you have consented in the banner. If you withdraw your consent, the banner removes them. Details on the data processing: section “Google Analytics 4” of the privacy policy.
The website does not write any data to your browser’s local storage (Local Storage / Session Storage).
You can adjust or withdraw your consent at any time with effect for the future via the “Cookie settings” link in the footer of every page. Independently of this, you can delete or block cookies in your browser settings. If the strictly necessary cookies are blocked, the website remains usable; in rare cases a page may reload.
Should we use additional cookies or services requiring consent in the future, we will update this notice and obtain your consent beforehand. Last updated: September 2026. Further information: Privacy policy.