Privacy Policy.

Last updated: April 1, 2026

1. What we collect

When you use Corydon, we collect:

• Account info: name, email, billing details, profile preferences
• Reading activity: which titles you open and your reading progress (used to sync between devices)
• Usage data: pages visited, browser type, anonymized analytics
• Support communications: emails and chat transcripts when you contact us

2. How we use it

• To deliver books, subscriptions, and reader features
• To sync your reading progress across devices
• To send transactional emails (order confirmations, password resets)
• To send our monthly newsletter, if you've opted in
• To improve our content and product through aggregated analytics

3. Who we share with

We don't sell your personal data. We share limited data with:

• Payment processors (Stripe) to complete purchases
• Email delivery providers (Postmark) for transactional emails
• Print fulfillment partners, for print orders only
• Law enforcement when legally compelled

4. Cookies & analytics

We use a small set of first-party cookies for sessions and preferences, plus self-hosted analytics (Plausible). No third-party tracking, no advertising cookies. You can opt out of analytics in your account settings.

5. Your rights

Under GDPR, CCPA, and similar laws, you have the right to access, correct, export, or delete your data. Email info@corydon-publications.com and we'll respond within 30 days.

6. Security

Data in transit is TLS 1.3 encrypted. At rest, sensitive fields are AES-256 encrypted with keys managed via cloud KMS. Independent security audits run annually.

7. Data retention

Account data is retained while your account is active and for 24 months after deletion (in case you reactivate). Aggregated analytics are kept indefinitely in anonymized form.

8. Children

Corydon is not intended for users under 16. We don't knowingly collect data from children. If you believe a child has shared data with us, contact us and we'll delete it.

9. International transfers

Corydon operates from the United States, the United Kingdom, and the European Union. Data may be transferred between these regions under Standard Contractual Clauses or equivalent safeguards.

10. Contact us

Questions, requests, or complaints: info@corydon-publications.com.