Privacy Policy

1. Introduction

Chess.biz is operated by introvert.com LLC ("we", "our", or "us"). We respect your privacy. This Privacy Policy explains how we collect, use, and protect your information when you use our platform.

2. Information We Collect

Information from Lichess

When you log in with Lichess, we receive:

• Your Lichess username
• Your Lichess user ID
• Your chess rating (blitz)
• Your title (if any, e.g., GM, IM, FM)
• An OAuth token to create game challenges on your behalf

Payment Information

Payment processing is handled by Stripe. We do not store your credit card details. We receive:

• Your Stripe Connect account ID (for sellers)
• Transaction records (amounts, dates, status)

Usage Information

• Online/offline status
• Game history and transaction records
• Listings you create

3. How We Use Your Information

• To provide the service: Matching buyers with sellers, creating game challenges, processing payments.
• To display your profile: Showing your username, rating, and title on listings.
• To process payments: Facilitating transactions between buyers and sellers.
• To communicate: Sending important updates about your transactions.
• To prevent fraud: Detecting and preventing abuse of the platform.

4. Information Sharing

We share your information with:

• Other users: Your username, rating, and title are visible on your listings.
• Stripe: For payment processing.
• Lichess: When creating game challenges using your OAuth token.

We do not sell your personal information to third parties.

5. Data Storage and Security

• Your data is stored securely in our database hosted on Supabase.
• We use encryption for data in transit (HTTPS).
• OAuth tokens are stored securely and only used to create game challenges.
• We implement reasonable security measures to protect your data.

6. Cookies

We use essential cookies to:

• Maintain your login session
• Track your online status

We do not use tracking or advertising cookies.

7. Your Rights

You have the right to:

• Access: Request a copy of your personal data.
• Correction: Request correction of inaccurate data.
• Deletion: Request deletion of your account and data.
• Revoke access: Revoke our Lichess OAuth access at any time through your Lichess settings.

To exercise these rights, contact us at support@introvert.com.

8. Data Retention

We retain your data for as long as your account is active. Transaction records may be retained longer for legal and accounting purposes. You can request account deletion at any time.

9. Third-Party Services

Our platform integrates with:

• Lichess.org: For authentication and gameplay. Lichess Privacy Policy
• Stripe: For payment processing. Stripe Privacy Policy
• Supabase: For database hosting. Supabase Privacy Policy

10. Children's Privacy

Our payment services are not intended for users under 18. Users under 18 may browse the platform but cannot make or receive payments.

11. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify users of significant changes by posting a notice on the platform.

12. Contact Us

For privacy-related questions or requests, contact us at: