Adopt a compliance-first architecture: minimize data, enforce encryption, least-privilege access, regional residency, and support data subject rights.
1. Compliance-Driven Architecture: GDPR & HIPAA
A. Data Minimization (GDPR Principle)
- Requirement: Collect/process only data necessary for the stated purpose.
- Implementation: Automated classification and periodic purging (storage limitation); pseudonymization/tokenization with separate, hardened key store.
B. Security Rule (HIPAA) & Integrity/Confidentiality (GDPR)
- Requirement: Protect confidentiality, integrity, availability of ePHI/Personal Data.
- Implementation: Encryption at rest (AES-256 with robust key mgmt); encryption in transit (TLS 1.2+/mTLS).
2. Technical Controls for Data Protection
A. Least-Privilege Access Controls
- Principle: Need-to-Know access only.
- Implementation: RBAC with well-defined roles; unique user/service IDs; immutable audit logs for access tracking.
B. Data Residency and Sovereignty
- Definition: Residency = physical storage location; Sovereignty = governing jurisdiction.
- Solution: Regional deployments and segregated data stores; precise data maps; IaC rules to prevent out-of-region provisioning/replication.
3. Implementing Data Subject Rights
A. Right to Access and Portability
- Requirement: Secure export of all individual data in machine-readable format.
- Implementation: Dedicated async service to aggregate across microservices via unique identifiers.
B. Right to Erasure ("Right to be Forgotten")
- Requirement: Permanent, secure deletion upon request.
- Implementation: Logical + physical deletion across primary storage, backups, logs; handle cascading deletes and legal holds.
C. Accountability
- Requirement: Demonstrable compliance at any time.
- Implementation: Records of processing, periodic PIAs, full auditability for regulators.
Compliance Controls Coverage
Score (1–5) across Minimization, Encryption, Access Control, Residency, and Rights.