Privacy Policy
1. Data Controller
The controller responsible for data processing on this website is:
Christian Ottenhaus
Doblerstrasse 10, 72074 Tuebingen, Germany
Email: elit@8mu.de
2. Processing Purposes and Legal Bases
We process personal data only to the extent necessary for secure website operation and communication.
We do not use analytics or marketing cookies.
- Website operation: Art. 6(1)(f) GDPR (legitimate interest in secure and stable operation)
- Contact via email: Art. 6(1)(b) GDPR (where contract-related) or Art. 6(1)(f) GDPR
- YouTube embeds after click: Art. 6(1)(a) GDPR (consent) and Sec. 25(1) TDDDG
3. Hosting (GitHub Pages)
This website is hosted via GitHub Pages. When visiting the website, technical connection data may be processed, including IP address, date/time, requested URL, HTTP status, referrer, and browser/OS metadata.
Recipient: GitHub (GitHub, Inc., USA). Processing may take place in the United States.
4. Domain and DNS (Cloudflare, DNS-only)
The domain is managed via Cloudflare. DNS-only is used (no reverse proxy/CDN through Cloudflare). Technical data may still be processed for DNS operation.
Recipient: Cloudflare, Inc. (USA). Legal basis: Art. 6(1)(f) GDPR.
5. Local Storage (Language Preference)
We store your language preference in your browser local storage under the key preferredLanguage.
No transfer to third parties is triggered by this local storage entry.
Legal basis: Art. 6(1)(f) GDPR. The entry remains until you delete it in your browser.
6. YouTube Videos (Click-to-load)
YouTube content is not loaded automatically. A connection to YouTube/Google is established only after you click "Load video" on the respective placeholder.
Provider: Google Ireland Limited, Gordon House, Barrow Street, Dublin 4, Ireland (YouTube service by Google). Processing in the United States cannot be excluded.
Legal basis: your consent (Art. 6(1)(a) GDPR) and Sec. 25(1) TDDDG. You may withdraw consent for the future at any time by reloading the page and not loading the video again.
7. External Links
This website contains links to external services (for example GitHub or YouTube). Data is transmitted to those services only if you actively click such a link.
8. Contact by Email
If you contact us by email, we process your details (for example email address and message content) in order to handle your request.
9. Recipients and Third-country Transfers
Depending on your use of the website, data may be transferred to providers in the United States (in particular GitHub, Cloudflare, and, after consent, YouTube/Google).
Where applicable, transfers rely on adequacy decisions (for example EU-U.S. Data Privacy Framework) or appropriate safeguards under Art. 46 GDPR (in particular EU Standard Contractual Clauses).
Provider privacy notices:
10. Retention Periods
- Server/technical data: according to the policies of the respective infrastructure providers
- Local storage (language): until deleted by you in your browser
- Email communication: until your request is fully resolved, and longer only where legally required
11. Your Rights
Under GDPR, you generally have rights of access, rectification, erasure, restriction of processing, data portability, and objection (Arts. 15 to 21 GDPR).
You may withdraw consent at any time with effect for the future (Art. 7(3) GDPR).
12. Right to Lodge a Complaint
You have the right to lodge a complaint with a data protection supervisory authority, in particular in the EU member state of your residence, your workplace, or the place of the alleged infringement (Art. 77 GDPR).
13. Version and Updates
Policy version: February 22, 2026