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DSF

Privacy Policy

Last updated: June 3, 2026

1. Introduction

Welcome to Data Science Foundations ("we", "us", or "our"). We are committed to protecting your personal information and your right to privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you visit our website at https://datasciencebasics.com.

2. Information We Collect

We collect information you provide directly to us when you:

  • Sign in with Google: We receive your name, email address, and profile picture from Google. We store this in our database to identify your account and track your course progress.
  • Use the course: We store your lesson progress, quiz answers, and exercise attempts locally in your browser (localStorage) and associated with your account.

We do not collect payment information, phone numbers, or any sensitive personal data.

3. How We Use Your Information

We use the information we collect to:

  • Authenticate you and maintain your account
  • Track and display your course progress
  • Improve our course content and user experience
  • Respond to your questions or support requests

We do not sell, trade, or rent your personal information to third parties.

4. Google Authentication

We use Google OAuth 2.0 for authentication. When you sign in with Google, Google may collect and process data according to their own Privacy Policy. We only receive and store your name, email address, and profile picture.

5. Cookies and Local Storage

We use the following:

  • Session cookies: To keep you signed in between visits. These are necessary for the site to function.
  • localStorage: To save your course progress (lesson visited, quiz answers, exercise attempts) on your device.

We use Google AdSense to display advertisements on content pages. AdSense may use cookies to serve ads based on your prior visits to this or other websites. You can opt out of personalised advertising by visiting Google Ads Settings. We also use Google Analytics to understand how visitors use the site. You can opt out via the Google Analytics Opt-out Browser Add-on.

6. Data Storage and Security

Your account data (name, email, profile picture) is stored securely in a Neon PostgreSQL database hosted on Microsoft Azure. We use industry-standard security practices including encrypted connections (SSL/TLS) for all data transmission.

While we take reasonable measures to protect your data, no method of transmission over the internet is 100% secure.

7. Third-Party Services

Our website uses the following third-party services:

8. Your Rights

You have the right to:

  • Access the personal data we hold about you
  • Delete your account and all associated data
  • Export your data upon request

To exercise any of these rights, please contact us at [email protected]. We will respond within 30 days.

9. Children's Privacy

Our service is not directed to children under the age of 13. We do not knowingly collect personal information from children under 13. If you believe we have inadvertently collected such information, please contact us immediately.

10. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by updating the "Last updated" date at the top of this page. Your continued use of the site after any changes constitutes your acceptance of the new policy.

11. Contact Us

If you have any questions about this Privacy Policy, please contact us at:

Email: [email protected]
Website: https://datasciencebasics.com