Privacy Policy

Last updated: April 4, 2026

1. Introduction

Crossax by T.O.M.A ("we", "our", "us") operates the crossax.ru website and related services. This policy explains how we collect, use, and protect your information.

2. Information We Collect

• Account Data: Email address, Telegram user ID (if linked), language preference.
• Usage Data: Filter settings, watchlist symbols, alert configurations — stored locally and on our servers to personalize your experience.
• Payment Data: Cryptocurrency transaction hashes for subscription verification. We do not store private keys or wallet credentials.
• Technical Data: IP address, browser type, device info — for security, rate limiting, and service improvement.

3. How We Use Your Information

• Providing and personalizing the arbitrage monitoring service
• Sending alerts via Telegram, Discord, or push notifications (only when configured by you)
• Processing subscription payments
• Improving service performance and security
• Preventing fraud and abuse

4. Data Sharing

We do not sell, rent, or share your personal data with third parties. Exceptions:

• Legal requirements (court orders, regulatory obligations)
• Service providers (hosting, Telegram API) strictly necessary for operation

5. Data Security

We use HTTPS/TLS encryption, bcrypt password hashing, rate limiting, IP-based lockout, and containerized infrastructure with read-only filesystems. API keys for exchange connections (if provided) are encrypted with AES/Fernet at rest.

6. Data Retention

Account data is retained while your account is active. Spread history is retained for up to 7 days. You can request deletion of your account and all associated data by contacting us.

7. Your Rights

You have the right to access, correct, or delete your personal data. Contact us at privacy@crossax.ru.

8. Cookies

We use localStorage for preferences (language, filters, theme). We do not use tracking cookies or third-party analytics.

9. Changes

We may update this policy. Changes will be posted on this page with an updated date.

10. Contact

For privacy inquiries: privacy@crossax.ru