Last updated: May 2026
1. Controller
Tanklef Keiper
Berlin, Germany
Email: tanklef.keiper@gmail.com
2. What Data We Collect
When you place an order, we collect:
- Contact information (name, email, billing address) — to fulfill your order
- Payment data — processed directly by our payment provider Stripe (we never see your full card number)
- Order history — what you purchased and when
When you browse the site:
- Server logs (IP address, browser type, pages visited) — collected automatically by our hosting provider
- Analytics data — anonymized usage statistics via Jetpack Stats
- Cookies — only technically necessary cookies for the shopping cart and session management
3. Why We Process Your Data
- Order fulfillment — processing payment, providing downloads, sending confirmation emails (legal basis: Art. 6(1)(b) GDPR, contract performance)
- Legal obligations — tax records, invoices (legal basis: Art. 6(1)(c) GDPR)
- Site improvement — understanding how visitors use the site (legal basis: Art. 6(1)(f) GDPR, legitimate interest)
4. Third-Party Services
Stripe (WooPayments)
Payment processing. Stripe, Inc., San Francisco, USA. Your payment data is sent directly to Stripe and never stored on our server. Transfer to the USA is based on EU Standard Contractual Clauses. Stripe Privacy Policy
Jetpack Stats
Anonymous website analytics. Automattic Inc., San Francisco, USA. Automattic Privacy Policy
Hosting
This website is hosted in Germany. Server log files are stored for security purposes and deleted automatically.
5. Data Retention
Order data is retained for 10 years as required by German tax law (HGB/AO). All other personal data is deleted once it is no longer needed for its original purpose.
6. Your Rights (GDPR)
You have the right to:
- Access your stored data (Art. 15 GDPR)
- Correct inaccurate data (Art. 16 GDPR)
- Request deletion (Art. 17 GDPR)
- Restrict processing (Art. 18 GDPR)
- Data portability (Art. 20 GDPR)
- Object to processing (Art. 21 GDPR)
To exercise any of these rights, email us at tanklef.keiper@gmail.com. You also have the right to lodge a complaint with a supervisory authority (for Berlin: Berliner Beauftragte für Datenschutz und Informationsfreiheit).