Privacy Policy
Taunusstar - S&P 500 AI Forecast Platform
Last Updated: 29.08.2025
Version: 1.0
1. INTRODUCTION
Taunusstar ("we," "us," "our") respects your privacy and is committed to protecting your personal data. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our S&P 500 forecasting service at taunusstar.com.
Data Controller:
Taunusstar
Email: privacy@taunusstar.com
2. LEGAL BASIS FOR PROCESSING
We process personal data based on:
- Consent (Art. 6(1)(a) GDPR): For analytics and marketing communications
- Contract (Art. 6(1)(b) GDPR): To provide our forecasting services
- Legitimate Interests (Art. 6(1)(f) GDPR): For service improvement and security
- Legal Obligations (Art. 6(1)(c) GDPR): To comply with applicable laws
3. DATA WE COLLECT
3.1 Information You Provide
- Account Information: Name, email address, password (for premium accounts)
- Payment Information: For premium subscriptions (processed by payment provider)
- Contact Information: When you contact us through our contact form
3.2 Automatically Collected Information
- Usage Data: Features used, timestamps, frequency of use, forecast views
- Technical Data: IP address, browser type, device information, operating system
- Cookies: Session cookies, preference cookies (see Cookie Policy)
- Analytics Data: Page views, time spent on site, referral sources
3.3 Financial Data
We collect and process market data, economic indicators, and financial metrics to generate our forecasts. This data is publicly available market information and does not include personal financial information.
4. HOW WE USE YOUR DATA
We use your data to:
- Provide S&P 500 forecasting services and market predictions
- Process payments for premium features
- Improve our AI models and forecasting accuracy
- Send service-related communications and updates
- Ensure platform security and prevent fraud
- Comply with legal obligations
- With consent, send marketing communications about new features
- Analyze usage patterns to improve user experience
5. DATA SHARING AND THIRD-PARTY PROCESSORS
5.1 Service Providers
We share data with carefully selected processors:
| Provider | Purpose | Data Shared | Location |
|---|---|---|---|
| Vercel | Hosting & Deployment | Technical data, cookies, analytics | Global |
| Supabase | Database & Storage | User data, account information | USA/EU |
| Google Analytics | Usage Analytics | Anonymous usage data, cookies | USA |
| Payment Providers | Payment Processing | Payment information, billing data | Global |
| Financial Data APIs | Market Data | Public market data, economic indicators | Global |
6. DATA SECURITY
We implement appropriate technical and organizational measures:
- Encryption in transit (TLS/SSL) and at rest
- Access controls and authentication
- Regular security audits and updates
- Employee data protection training
- Incident response procedures
- Pseudonymization where possible
- Secure API endpoints with rate limiting
7. DATA RETENTION
| Data Type | Retention Period | Basis |
|---|---|---|
| Account Information | Duration of account + 30 days | Service provision |
| Forecast Data | 5 years | Service improvement & analytics |
| Usage Analytics | 2 years | Service improvement |
| Payment Records | 7 years | Legal requirement |
| Google Analytics Data | 14 months | Analytics standard |
8. YOUR RIGHTS UNDER GDPR
You have the right to:
- Access (Art. 15): Obtain copies of your personal data
- Rectification (Art. 16): Correct inaccurate data
- Erasure (Art. 17): Request deletion ("right to be forgotten")
- Restriction (Art. 18): Limit processing in certain circumstances
- Portability (Art. 20): Receive your data in a portable format
- Object (Art. 21): Object to certain processing
- Withdraw Consent: At any time, without affecting prior processing
- Lodge a Complaint: With your local supervisory authority
To exercise these rights, contact: privacy@taunusstar.com
9. SPECIFIC CONSIDERATIONS FOR FINANCIAL DATA
9.1 Market Data Processing
Market Data:
We process publicly available market data, economic indicators, and financial metrics to generate our forecasts. This data does not include personal information and is used solely for:
- Training our machine learning models
- Generating S&P 500 return predictions
- Calculating confidence intervals and risk metrics
- Improving forecast accuracy through backtesting
10. CHILDREN'S PRIVACY
Our service is not intended for children under 18. We do not knowingly collect data from children. If you believe a child has provided us with personal information, please contact us immediately at privacy@taunusstar.com.
11. INTERNATIONAL DATA TRANSFERS
Some of our service providers may be located outside your country of residence. When we transfer your data internationally, we ensure appropriate safeguards are in place, including:
- Standard Contractual Clauses (SCCs)
- Adequacy decisions by the European Commission
- Binding corporate rules
- Certification schemes
12. CHANGES TO THIS POLICY
We may update this Privacy Policy to reflect:
- Changes in our data processing practices
- New legal requirements
- New features or services
- Improvements to our privacy practices
We will notify you of material changes through:
- A notice on our website
- Email notification (for registered users)
- Requesting renewed consent where required
13. CONTACT INFORMATION
For privacy-related inquiries:
Acknowledgment
By using our service, you acknowledge that you have read and understood this Privacy Policy and consent to the processing of your data as described herein.