Privacy Policy for Advanced GSC Visualizer

1. Information Collection and Use

1.1 What Data We Access

Advanced GSC Visualizer accesses your Google Search Console data through Google's official API using OAuth 2.0 authentication. Specifically, we access:

• Search performance data (queries, clicks, impressions, CTR, position)
• URL inspection data
• Crawl statistics
• Site properties you have access to in Google Search Console

1.2 How We Use Your Data

Your Google Search Console data is used exclusively to:

• Display enhanced visualizations and charts within Google Search Console
• Provide advanced filtering and analysis tools
• Enable data export functionality (CSV, JSON) – files are created locally on your device
• Improve user experience within the Google Search Console interface

1.3 Local Processing Only

All data processing occurs locally in your browser. We do not:

• Store your Google Search Console data on any external servers
• Transmit your data to third parties
• Create backups of your GSC data
• Share your data with advertisers or analytics services
• Track your browsing behavior outside of Google Search Console

2. Authentication and Access Tokens

2.1 OAuth 2.0 Authentication

Advanced GSC Visualizer uses Google's OAuth 2.0 protocol to access your Google Search Console data. When you connect to the Google Search Console API through our extension:

• You are redirected to Google's authentication page (not controlled by us)
• You explicitly grant permission for our extension to access your GSC data
• Google provides an access token that is stored securely in your browser's local storage
• This token is used only to fetch your GSC data through Google's official API

2.2 Token Storage and Security

• Access tokens are stored locally in your browser using Chrome's secure storage API
• Tokens are never transmitted to our servers or any third party
• You can revoke access at any time through the extension or your Google Account permissions page

3. Data Storage

3.1 Extension Settings

We store minimal extension settings locally in your browser, including:

• Your preference for enabling/disabling the extension
• Language preferences
• UI customization settings

3.2 No Cloud Storage

We do not use any cloud storage services. All data remains on your device.

4. Third-Party Services

4.1 Google APIs

This extension uses Google Search Console API to fetch your data. Your use of Google services is governed by Google's Privacy Policy.

4.2 No Third-Party Analytics

We do not use Google Analytics, Facebook Pixel, or any other third-party analytics or tracking services.

5. Data Retention

Since we don't collect or store your data on external servers:

• Your GSC data is only temporarily processed in your browser's memory
• Data is cleared when you close the browser tab or disconnect from the API
• Exported files (CSV/JSON) are saved only to your local device where you choose

6. Your Rights and Choices

6.1 Access Control

• You can revoke the extension's access to your GSC data at any time
• You can uninstall the extension to remove all local settings
• You control what data you export and where it's saved

6.2 Data Portability

You can export your Google Search Console data in CSV or JSON format for use elsewhere.

7. Children's Privacy

Our extension is not intended for use by children under 13 years of age. We do not knowingly collect data from children. Google Search Console is a professional tool typically used by adults.

8. Data Security

We implement security measures including:

• Using HTTPS for all API communications
• Storing tokens using Chrome's secure storage API
• Following Google's OAuth 2.0 security best practices
• Regular security updates

9. International Data Transfers

Since all processing happens locally in your browser, there are no international data transfers. Your data remains on your device.

10. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. We will notify users of material changes by:

• Updating the "Last Updated" date at the top of this policy
• Posting a notification in the Chrome Web Store listing

11. Compliance

11.1 GDPR Compliance

For users in the European Union, we comply with GDPR by:

• Processing data only with your explicit consent
• Not storing personal data on external servers
• Allowing you to revoke access at any time
• Providing transparency about data use

11.2 CCPA Compliance

For California residents:

• We do not sell your personal information
• We do not collect personal information beyond what's necessary for functionality
• You can request deletion by uninstalling the extension

12. Google API Services User Data Policy

Advanced GSC Visualizer's use and transfer of information received from Google APIs adheres to Google API Services User Data Policy, including the Limited Use requirements.

13. Contact Information

If you have questions about this Privacy Policy or our practices, please contact:

14. Legal Basis for Processing (GDPR)

Our legal basis for processing your data is:

• Consent: You explicitly consent when granting OAuth permissions
• Legitimate Interest: Providing enhanced functionality for Google Search Console

15. Scope of Access

This extension uses the following Google API scope:

Read-only access to Google Search Console data. We only request read-only access and cannot modify your Search Console data or settings.