Legal
Privacy Policy
Last updated: April 2026
Signal Code ("we", "us", or "our") is committed to protecting your privacy. This policy explains what information we collect when you visit signalcodebook.de, how we use it, and your rights regarding your data.
1. Information We Collect
Email address. When you join the early access list or submit a pre-order, we collect your email address so we can send you your confirmation code, QR code, and updates about the book.
Usage data. We may collect anonymised information about how you interact with this site (pages visited, time on page, referral source) to understand what is useful and improve the experience.
Payment data. If you complete a purchase, payment details are processed directly by our payment provider (Stripe). We do not store your card number or full payment credentials on our servers.
2. How We Use Your Information
- To send your early access confirmation code and QR code.
- To notify you when the book is available and share launch updates.
- To process and fulfil your pre-order.
- To improve the site based on anonymised usage patterns.
- To respond to any enquiries you send us.
3. Data Storage & Security
Your data is stored securely using Supabase, a GDPR-compliant database platform hosted on AWS infrastructure in the EU. We apply industry-standard security measures including encrypted connections (HTTPS/TLS) and access controls to protect your information.
4. Third-Party Services
We use the following third-party services to operate this site:
Resend. Transactional email delivery (confirmation codes, order receipts).
Stripe. Stripe's privacy policy governs payment data.
Supabase. Database and backend infrastructure for storing early access registrations.
Vercel / Rocket.new. Website hosting and deployment.
We do not sell, rent, or share your personal data with any third party for marketing purposes.
5. Cookies
This site uses minimal cookies necessary for the site to function (session management, security). We do not use advertising or tracking cookies. If we add analytics in the future, we will update this policy and obtain your consent where required by law.
6. Your Rights
Depending on your location, you may have the right to:
- Access the personal data we hold about you.
- Request correction of inaccurate data.
- Request deletion of your data ("right to be forgotten").
- Withdraw consent to marketing communications at any time.
- Lodge a complaint with your local data protection authority.
To exercise any of these rights, email us at hello@signalcodebook.de. We will respond within 30 days.
7. Data Retention
We retain your email address and order information for as long as necessary to fulfil your order and comply with legal obligations. If you request deletion, we will remove your data within 30 days unless we are required by law to retain it.
8. Changes to This Policy
We may update this Privacy Policy from time to time. When we do, we will update the "Last updated" date at the top of this page. Continued use of the site after changes constitutes acceptance of the updated policy.
9. Contact
If you have any questions about this Privacy Policy or how we handle your data, please contact us at hello@signalcodebook.de.