Legal

Privacy Policy

Last updated:

QuantumComputingCourses.com is operated by Hadamard LLC ("we", "us", "our"). This Privacy Policy explains how we collect, use, and protect your personal information when you use our website.

1. Information We Collect

Information you provide

We do not require account registration. If you contact us via email, we collect your email address and any information you include in your message.

Information collected automatically

When you visit our site, we may automatically collect:

  • Browser type and version
  • Operating system
  • Pages visited and time spent
  • Referring URL
  • IP address (anonymised where possible)
  • Cookie data (see our Cookie Policy)

Affiliate tracking data

When you click an affiliate link, third-party affiliate networks (Impact, Amazon Associates) may place cookies on your device to track referrals. This is covered by their respective privacy policies.

2. How We Use Your Information

  • To operate and improve the website
  • To understand which courses and content are most useful to visitors
  • To track affiliate referrals for commission purposes
  • To respond to enquiries
  • To comply with legal obligations

3. Legal Basis for Processing (GDPR)

For users in the European Economic Area, our legal bases for processing personal data are:

  • Legitimate interests: operating and improving the website, fraud prevention
  • Consent: analytics and non-essential cookies (you may withdraw consent at any time)
  • Legal obligation: where required by law

4. Cookies

We use cookies for site functionality and, with your consent, analytics. See our Cookie Policy for full details. You can withdraw consent at any time by clearing cookies and declining on your next visit.

5. Third-Party Services

Our site may link to or embed content from third parties including:

  • Google Analytics / Firebase: website analytics
  • Impact: affiliate tracking (Coursera, edX, Udemy, Brilliant)
  • Amazon Associates: book affiliate links

These services have their own privacy policies and we encourage you to review them.

6. Data Retention

We retain analytics data for up to 26 months. Email correspondence is retained for up to 3 years. You may request deletion at any time.

7. Your Rights (GDPR — EEA Users)

If you are located in the European Economic Area, you have the right to:

  • Access the personal data we hold about you
  • Request correction or deletion of your data
  • Object to or restrict processing
  • Data portability
  • Lodge a complaint with your local data protection authority

To exercise these rights, email info@quantumcomputingcourses.com. We will respond within 30 days.

8. Your Rights (California — CCPA)

If you are a California resident, you have rights under the California Consumer Privacy Act (CCPA), including the right to:

  • Know what personal information we collect, use, disclose, or sell
  • Delete personal information we have collected from you
  • Opt out of the sale of your personal information (we do not sell personal information)
  • Non-discrimination: we will not discriminate against you for exercising these rights

To exercise your California privacy rights, email info@quantumcomputingcourses.com with the subject line "CCPA Request". We will respond within 45 days as required by law.

9. International Data Transfers

Hadamard LLC is based in the United States. If you access the Site from the European Economic Area, United Kingdom, or other regions with data protection laws that differ from US law, your information may be transferred to and processed in the United States. We rely on Standard Contractual Clauses (where applicable) and your consent as the legal basis for such transfers. By using the Site, you acknowledge that your data may be processed in the US.

10. Do Not Track

Our Site does not currently respond to browser "Do Not Track" (DNT) signals. You can opt out of Google Analytics tracking at any time via tools.google.com/dlpage/gaoptout or by declining non-essential cookies in our consent banner.

11. Data Breach Notification

In the event of a data breach that is likely to result in a risk to your rights and freedoms, we will notify the relevant supervisory authority within 72 hours of becoming aware, as required by GDPR Article 33. Where the breach is likely to result in a high risk to affected individuals, we will also notify those individuals without undue delay.

12. Data Security

We implement appropriate technical and organisational measures to protect your data. Our website is served over HTTPS. However, no internet transmission is completely secure.

13. Children's Privacy

Our website is not directed at children under 13. We do not knowingly collect personal data from children under 13. If you believe a child has provided us with personal data, please contact us at info@quantumcomputingcourses.com and we will delete it promptly.

14. Changes to This Policy

We may update this Privacy Policy from time to time. For material changes, we will provide prominent notice on the Site before the changes take effect. Continued use of the Site after that date constitutes acceptance of the updated policy.

15. Contact and Data Controller

The data controller for this Site is Hadamard LLC, a Wyoming limited liability company. For privacy-related enquiries or to exercise your rights, contact us at info@quantumcomputingcourses.com. We aim to respond to all requests within 30 days.