Privacy Policy
Last updated: February 26, 2026
BigBrained is operated by Zalthar LLP. This policy explains what data we collect, why we collect it, and how we protect it when you use our services.
We may collect:
- Account information such as name, email, and login credentials
- Learning content you create or upload (decks, notes, media)
- Usage and device metadata (IP, browser, session, diagnostics)
- Support communications and billing-related metadata
We process data to:
- Provide, maintain, and improve the service
- Authenticate users and secure accounts
- Handle support, disputes, and policy enforcement
- Comply with legal and regulatory obligations
- Send service-related communications
Payments are processed by third-party gateways. We do not store raw card numbers or CVV on our servers. We may store transaction references needed for billing, reconciliation, and customer support.
We share data only when needed with:
- Service providers (hosting, email, analytics, payments)
- Authorities where legally required
- Counterparties in a merger/acquisition, subject to legal safeguards
We use reasonable technical and organizational safeguards. Data is retained only as long as required for service delivery, legal obligations, and dispute resolution.
Subject to applicable law, you may request access, correction, or deletion of data.
Contact us at kapur@znskr.com for privacy requests. We may verify identity before processing sensitive requests.
We use cookies and similar technologies for login sessions, security, and analytics. You can manage cookie preferences through your browser settings.
We may update this Privacy Policy periodically. Changes become effective when posted on this page with a revised "Last updated" date.
Privacy questions can be sent to kapur@znskr.com.