HIPAA Compliance Checklist for Software

Standard Operating Procedure: HIPAA Compliance Verification for Software Architecture

1. Document Control Block

• Document ID: SOP-TR-SEC-HIPAA-042
• Effective Date: October 24, 2023
• Version: 3.2.0
• Review Cadence: Semi-Annual (Every 6 months)
• Classification: Institutional Confidential / Internal Engineering Use Only

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2. Executive Summary & Purpose

This Standard Operating Procedure (SOP) defines the mandatory technical, administrative, and physical security verification protocols required to ensure all software applications, microservices, and data storage mechanisms developed or hosted by Template Registry comply with the Health Insurance Portability and Accountability Act (HIPAA) Security Rule (45 CFR Part 160 and Part 164, Subparts A and C) and the Health Information Technology for Economic and Clinical Health (HITECH) Act. The purpose is to guarantee the absolute integrity, confidentiality, and availability of all Electronic Protected Health Information (ePHI) processed across our infrastructure.

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3. Scope & Prerequisites

Scope

• Applies to all software systems, APIs, databases, CI/CD pipelines, and cloud environments that ingest, store, process, or transmit ePHI.
• Applies to all internal engineers, third-party contractors, and DevOps personnel operating within the Template Registry ecosystem.

Prerequisites & Required Access

• Elevated Identity and Access Management (IAM) privileges within the cloud hosting provider (AWS/GCP/Azure).
• Access to the Template Registry Secret Manager and Infrastructure-as-Code (IaC) repositories.
• Static Application Security Testing (SAST) and Dynamic Application Security Testing (DAST) toolchain (e.g., SonarQube, Snyk, OWASP ZAP).
• Execution environment: Bash 5.x+, Python 3.10+, Terraform 1.5+.

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4. Roles & Responsibilities (RACI Matrix)

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5. Step-by-Step Procedure

Phase 1: Access Control & Authentication Verification

• 1.1 Verify that multi-factor authentication (MFA) is cryptographically enforced via FIDO2/WebAuthn standards for all administrative and user interfaces accessing ePHI.
• 1.2 Confirm Role-Based Access Control (RBAC) schemas are configured using the Principle of Least Privilege (PoLP); explicitly deny wildcard (*) permissions in IAM policies.
• 1.3 Validate that automated session termination protocols are enforced after a maximum of 15 minutes of inactivity for web applications containing ePHI.
• 1.4 Ensure unique user identification is maintained; eliminate shared service accounts or generic administrative logins across all production environments.

Phase 2: Data Encryption (At Rest and In Transit) Verification

• 2.1 Verify all databases, volumes, object storage buckets, and backups storing ePHI utilize FIPS 140-2 validated encryption (e.g., AES-256).
• 2.2 Confirm that customer-managed or cloud-provider Key Management Service (KMS) keys are configured with automated rotation policies set to a maximum of 365 days.
• 2.3 Inspect TLS configurations at the load balancer and API gateway layers to ensure TLS 1.3 is enforced, and disable all legacy cipher suites (TLS 1.0, TLS 1.1, SSL v3).
• 2.4 Verify that HTTP Strict Transport Security (HSTS) headers (max-age=63072000; includeSubDomains; preload) are injected into all HTTP responses.

Phase 3: Audit Controls & Logging Implementation

• 3.1 Ensure centralized, immutable audit logging is enabled across all systems interacting with ePHI (AWS CloudTrail, CloudWatch, or equivalent SIEM).
• 3.2 Validate that audit logs capture critical metadata: timestamp, user ID, source IP address, nature of the event (read, write, update, delete), and success/failure status.
• 3.3 Configure real-time anomaly detection alerts within the SIEM for high-risk events (e.g., repeated authentication failures, mass data exports, privilege escalation).
• 3.4 Verify log retention policies comply with the HIPAA requirement to retain audit logs for a minimum of six (6) years in write-once-read-many (WORM) storage.

Phase 4: Integrity & Transmission Security Testing

• 4.1 Run SAST tools within the CI/CD pipeline to detect hardcoded credentials, SQL injection vectors, and insecure deserialization flaws.
• 4.2 Execute automated software composition analysis (SCA) to verify that all third-party libraries and dependencies are free from critical or high severity CVEs.
• 4.3 Perform dynamic vulnerability scanning (DAST) against staging environments to validate input sanitization and output encoding.
• 4.4 Verify mechanisms are in place to validate the cryptographic integrity of data in transit (e.g., HMAC signatures or TLS payload checksums) to prevent unauthorized alteration.

Phase 5: Business Associate Agreement (BAA) & Vendor Verification

• 5.1 Audit all third-party SaaS, cloud infrastructure providers (IaaS/PaaS), and database vendors to ensure executed Business Associate Agreements (BAAs) are actively on file.
• 5.2 Confirm that no unvetted external APIs process or store unencrypted ePHI without an active, verified BAA.

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6. Quality Assurance & Pro-Tips

Best Practices

• Shift-Left Security: Integrate compliance checks directly into pull request (PR) linting steps using Infrastructure-as-Code linters (e.g., tfsec or Checkov) to catch misconfigurations before staging deployment.
• Data Minimization: Ensure applications only request, store, and process the absolute minimum necessary data fields required to fulfill clinical or operational workflows.

Common Pitfalls to Avoid

• Logging ePHI: Never write plaintext ePHI (names, SSNs, MRNs) to application debug logs, stdout, or crash reporting tools (e.g., Sentry, Datadog). Implement strict regex scrubbing filters at the logging pipeline edge.
• Orphaned S3 Buckets: Ensure public access block is universally enabled on all cloud storage buckets by default, using explicit bucket policies rather than relying on project-level defaults.

Metric Thresholds

• Vulnerability Remediation SLA: Critical CVEs: $\le 24$ hours; High CVEs: $\le 7$ days; Medium CVEs: $\le 30$ days.
• Audit Log Ingestion Latency: $\le 5$ seconds from event occurrence to SIEM indexing.

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7. Frequently Asked Questions (FAQ)

Q1: Are staging and development environments required to follow these exact HIPAA compliance controls?
A: Yes. If staging or development environments process, store, or mirror production data containing ePHI, they must adhere to the exact same encryption, access control, and logging standards. It is strongly recommended to use synthetic or robustly de-identified data sets (per the HIPAA Safe Harbor method) in non-production environments to completely de-scope them from ePHI requirements.

Q2: What is the protocol if an unauthorized system component accesses or exposes ePHI?
A: This constitutes a potential Security Incident. Immediately execute SOP-TR-SEC-INC-001 (Incident Response Plan): isolate the affected system instance without destroying volatile memory forensic evidence, notify the Chief Architect and Security & Compliance Officer within 1 hour, and prepare for the Breach Notification Rule assessment under HITECH guidelines.