Privacy Policy

1. Information We Collect

We only collect data strictly necessary to deliver high-performance technical content, interactive reader features, and reliable communication. We collect information in the following ways:

A. Information You Voluntarily Provide

• Account & Authentication Data: When you sign in via Google Authentication / Firebase Auth, we receive basic verified profile information from Google, including your public display name, email address, profile avatar picture URL, and unique Google ID (sub/uid).
• User Contributions & Comments: When you post a comment on an article, tutorial, or architecture teardown, your comment text, associated username, avatar, and publication timestamp are recorded and publicly displayed on the respective article discussion thread.
• Push Notification Subscriptions: If you explicitly opt-in to browser notifications via our notification bell, we store your browser's cryptographic Web Push endpoint and public authentication keys in our secure database.
• Direct Inquiries: If you reach out to us via email or feedback forms, we retain your email address and message contents to respond to your inquiry.

B. Information Collected Automatically

• Device & Browser Telemetry: Anonymized browser type, operating system version, screen resolution, referral URLs, language preference, and page navigation pathways.
• Analytics & Performance: Aggregated readership metrics collected via Google Analytics (Measurement ID: G-WSKR2C1E1X) to understand article popularity and improve reader experience. IP addresses are automatically anonymized.

2. How We Use Your Information

Your information is used strictly for the following operational and technical purposes:

3. Third-Party Services & Infrastructure

ElectroXHub partners with trusted enterprise cloud infrastructure providers to guarantee high uptime, data security, and seamless user experiences:

• Google Cloud Platform (GCP) & Firebase: We utilize Google Cloud services and Firebase Identity Services for authentication, cloud hosting, and secure data storage within protected Virtual Private Clouds (VPC).
• MongoDB Database: User profiles, comments, and push subscriptions are stored in an access-controlled, firewalled MongoDB instance hosted in Google Cloud data centers.
• Google Analytics: We use Google Analytics to analyze anonymous traffic patterns. Google Analytics uses cookies to evaluate your use of our publication. You can opt out via your browser settings or Google's Analytics Opt-out add-on.

We do not sell, rent, or trade your personal data to any third-party advertisers or data brokers under any circumstances.

4. Cookies & Local Storage Technologies

ElectroXHub uses essential cookies and local storage tokens to provide core functionality:

You can configure your browser to reject cookies or alert you when cookies are being sent. However, disabling cookies will prevent you from signing in and posting comments.

5. Data Security & Retention

We implement industry-standard cryptographic and administrative safeguards to protect your personal information:

• Encryption in Transit: 100% of website traffic is encrypted using modern TLS 1.3 / HTTPS protocols.
• Session Security: Session cookies are signed with high-entropy 256-bit cryptographic keys and protected with HttpOnly, SameSite=Lax, and Secure flags.
• Database Isolation: Production databases are protected by Google Cloud VPC firewall rules and strict authentication credentials.

We retain your account profile and comments for as long as your account remains active or as needed to maintain educational discourse. If you wish to delete your account or comments, you may submit a request at any time.

6. Your Privacy Rights (GDPR, CCPA & Global Readers)

Regardless of your geographic location, ElectroXHub respects your fundamental data rights:

• Right to Access: You can request a copy of the personal data we hold about you.
• Right to Rectification: You can request correction of inaccurate profile information.
• Right to Erasure ("Right to be Forgotten"): You have the right to request deletion of your account, email, and associated comment records.
• Right to Withdraw Consent: You can unsubscribe from Web Push Notifications at any time by toggling the notification bell or clearing permissions in your browser settings.

To exercise any of these rights, please email us at privacy@electroxhub.com. We will process and respond to your request within 30 days.

7. Children's Privacy

ElectroXHub is an educational and engineering publication designed for developers, architects, and IT enthusiasts. We do not knowingly collect personal identifiable information from children under the age of 13 (or under 16 in certain jurisdictions). If you believe a minor has provided us with personal information, please contact us immediately, and we will promptly remove such records.

8. Changes to this Privacy Policy

We may periodically update this Privacy Policy to reflect changes in our platform features, technology stack, or applicable legal standards. When modifications are made, the "Last Updated" timestamp at the top of this page will be revised. We encourage readers to review this page periodically.