Privacy Policy

1. Data Controller

Philippe REYNIER
Wallonia, Belgium.
reynier_philippe@hotmail.com

2. Data We Collect

We collect the following information:

• Account data: Email address, username, hashed password
• Usage data: Expressions evaluated, timestamps, response times
• Technical data: IP address, browser type (for security)

3. Purpose of Processing

• Provide and maintain the service
• Authenticate users
• Monitor usage quotas
• Improve service performance

4. Legal Basis (GDPR)

We process your data based on:

• Contract performance (providing the service)
• Legitimate interests (security, service improvement)

5. Data Retention

Account data: Until account deletion
Usage logs: [X months]
Session data: 7 days

6. Your Rights

Under GDPR, you have the right to:

• Access your personal data
• Rectify inaccurate data
• Request deletion of your data
• Export your data
• Object to processing

7. Data Security

Passwords are hashed using bcrypt. Sessions use secure tokens. Data is transmitted over encrypted connections.

8. Contact

To exercise your rights or for any privacy questions, contact us.

Last updated: January 2025