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Privacy Policy

Last updated: April 10, 2026

This policy is aligned with the Digital Personal Data Protection Act, 2023 (India).

1. Who we are

Sevastack is a multi-tenant SaaS platform operated by NaviByte Innovations for Indian NGOs, Trusts, and Foundations. Under the DPDP Act 2023:

  • Data Fiduciary: Each NGO organization using Sevastack determines the purpose of data processing for their donors, volunteers, and employees.
  • Data Processor: Sevastack (NaviByte Innovations) processes data on behalf of NGO organizations as per their instructions.

2. Personal data we collect

CategoryData fieldsPurpose
Donor dataName, email, phone, PAN, addressDonation receipts, 80G certificates, Form 10BD/10BE
Volunteer dataName, email, phone, DOB, address, skills, emergency contactVolunteer coordination, safety
Employee dataName, PAN, Aadhaar, bank details, salaryPayroll, PF/ESI/TDS compliance
User accountsName, email, password (hashed)Authentication, platform access
Payment dataAmount, payment method, Razorpay IDsDonation processing (card details NOT stored)

3. Lawful basis for processing (DPDP Sections 6-7)

  • Consent (S.6): Donor and volunteer data collected via public forms with explicit consent checkbox.
  • Legal obligation (S.7(b)): Donor PAN for 80G receipts and Form 10BD (Income Tax Act requirement).
  • Employment contract (S.7(a)): Employee data for payroll, PF/ESI/TDS filing.
  • Performance of contract (S.7(c)): User account data for platform access per Terms of Service.
  • Legitimate interest (S.7(d)): Audit logs with IP addresses for security monitoring.

4. Your rights (DPDP Sections 11-14)

As a data principal, you have the following rights:

  • Right to access (S.11): Request a copy of all personal data held about you.
  • Right to correction (S.11): Request correction of inaccurate or incomplete data.
  • Right to erasure (S.12): Request deletion of your personal data (subject to legal retention requirements).
  • Right to data portability: Export your data in machine-readable format.
  • Right to grievance redressal (S.13): File a complaint about data handling practices.
  • Right to withdraw consent (S.6(6)): Withdraw consent at any time for non-mandatory processing.

To exercise these rights: Submit a data request or file a grievance. Organizations must respond within 30 days.

5. Consent management

We collect explicit consent via checkbox on all public-facing forms (donation, volunteer registration). Consent is recorded with timestamp, method, and purpose. You can withdraw consent for non-mandatory processing at any time by contacting the NGO or our DPO at .

Note: Consent cannot be withdrawn for legally mandated processing (e.g., 80G receipt generation with PAN — required by Income Tax Act).

6. Data retention (DPDP S.8(7))

Data typeRetention periodBasis
Donor records7 years after last donationIncome Tax Act (80G records)
Donation records8 yearsIT Act S.149 (assessment reopening)
Volunteer records3 years after last activityOperational need
Employee records8 years post-exitPF/ESI/TDS requirements
Audit logs5 yearsSecurity and accountability

Automated cleanup runs daily. NGO organizations can configure retention periods within legal minimums.

7. Security safeguards (DPDP S.8)

  • Encryption: AES-256 encryption for sensitive fields (PAN, Aadhaar, bank details). HTTPS/TLS for all data in transit.
  • Access control: Role-based access (RBAC) with 5 permission levels. Sensitive data masked in UI.
  • Authentication: Passwords bcrypt-hashed. Google OAuth supported.
  • Audit trail: All data operations logged with user ID, IP address, and timestamp.
  • Rate limiting: Protection against brute-force and spam on all public endpoints.
  • Multi-tenancy: Data logically isolated per organization — no cross-tenant access.

8. Third-party processors (DPDP S.8(2))

ProcessorPurposeLocation
Amazon Web Services (AWS)S3 object storage (uploaded documents, receipts, images)Mumbai, India (ap-south-1)
Neon Inc.Managed PostgreSQL database (production primary datastore)Singapore (ap-southeast-1)
Vercel Inc.Application delivery and compute (frontend hosting & edge)Global (with India edge)
Anthropic PBCAI document extraction, bank-statement parsing, expense classification. Identifiers (PAN, Aadhaar, IFSC, bank account, email, phone) are redacted before transmission on calls routed through the platform's central AI client; see Annexure C.United States
Resend Inc.Transactional email delivery (receipts, OTPs, notifications)United States
Razorpay Software Pvt. Ltd.Payment gateway (donations)Bengaluru, India
Meta / WhatsApp Business APIWhatsApp transactional messaging (donor receipts, thank-you)Global
Microsoft Clarity / Vercel AnalyticsAnonymised product analytics on public marketing pages (not mounted on the authenticated dashboard)Global
Sentry (Functional Software, Inc.)Application error monitoringEuropean Union (Germany) — the project uses Sentry's EU data region
PostHog Inc.Product analyticsUnited States

Under DPDP S.16, personal data may be transferred outside India unless restricted by Central Government notification. We monitor government notifications and will update accordingly.

9. Children's data (DPDP S.9)

Sevastack does not target children as users. Volunteer registration requires users to be 18 years or older (verified via date of birth). We do not knowingly collect personal data from individuals under 18 without guardian consent.

10. Breach notification (DPDP S.8(6))

In the event of a personal data breach, we will notify the Data Protection Board of India and affected data principals without unreasonable delay. Notification will include the nature of the breach, data affected, and remedial measures taken.

11. Data Protection Officer

For any privacy-related inquiries, data requests, or grievances:

Data Protection Officer

Email:

NaviByte Innovations, Pune, Maharashtra, India

12. Changes to this policy

We may update this Privacy Policy periodically. Material changes will be notified via email to registered users. Continued use of Sevastack after changes constitutes acceptance. Previous versions are available upon request.