22.02.2024 – Added the following text to paragraph 6. (How is personal information collected?) Pictures are taken at our events, if you do not want to be photographed, please notify the event organizer.
22.11.2023 - Corrected text and deleted table from chapter 9 (What are the retention periods for personal data?). Corrected text in paragraph 13 (Changes to the privacy statement).
14.1.2020 - The legitimate interest of the data controller has been clarified.