Back to Home

🔒 Security & HIPAA Compliance

Zero-retention PII policy • End-to-end encryption • Full audit logging
🛡️
PII Protection
Comprehensive tokenization system ensuring zero PII retention in external services.
  • AES-256 encryption for tokenization
  • Automatic PII detection and masking
  • Zero-retention policy for LLM calls
  • Memory clearing after processing
  • Secure token-to-data mapping
🔐
Data Encryption
Encryption at rest and in transit with industry-standard protocols.
  • TLS 1.3 for data in transit
  • AES-256 encryption at rest
  • Secure key management (AWS Secrets Manager)
  • Encrypted database connections
  • Certificate-based authentication
👥
Access Controls
Role-based access control with multi-factor authentication.
  • Role-based access control (RBAC)
  • Multi-factor authentication (MFA)
  • 15-minute session timeout
  • Minimum necessary access principle
  • Automatic logout on inactivity
📊
Audit Logging
Comprehensive audit trail for all data access and system actions.
  • Complete audit trail (who, what, when)
  • 7-year log retention per HIPAA
  • Tamper-proof logging system
  • Real-time security monitoring
  • Automated alerting for anomalies
🤝
Business Associate Agreements
Signed BAAs with all third-party service providers.
  • BAA with OpenAI/Anthropic
  • BAA with cloud providers
  • Data Processing Agreements
  • Vendor security assessments
  • Regular compliance reviews
🗄️
Data Retention & Disposal
Automated data lifecycle management with secure disposal.
  • 7-year retention for medical records
  • Automated data lifecycle management
  • Secure data disposal procedures
  • Regular data purging
  • Encrypted backup storage

PII Protection Flow

1
Data Extraction
Claim data retrieved from legacy systems
2
PII Detection
Automatic detection of names, DOB, SSN
3
Tokenization
AES-256 encryption to secure tokens
4
LLM Processing
Only tokens sent to external APIs
5
Re-hydration
Tokens replaced in secure backend
6
Memory Clear
Token map cleared (zero retention)

PII Masking Example

Data Field Original Value (Secure Backend) Masked Value (Sent to LLM) Status
Member Name John Smith TOKEN_A7F3E9D2F8B1C5E6 Masked
Date of Birth 1980-03-15 TOKEN_B8G4F0E3A2D7C9H1 Masked
Social Security Number 123-45-6789 TOKEN_C9H5G1F4B3E8D0I2 Masked
Medical Record Number MRN-78453 TOKEN_D0I6H2G5C4F9E1J3 Masked
Claim Amount $3,245.00 $3,245.00 Not PII
Procedure Code CPT-70552 CPT-70552 Not PII