Log Analysis System - Security and Privacy

Data Security

Encryption

• TLS 1.3 for data in transit
• Encryption at rest (AES-256)
• Field-level encryption for sensitive data
• Key rotation policies

Authentication

• SAML/OAuth integration
• API key management
• Service account tokens
• Multi-factor authentication

Authorization

• Role-based access control
• Index-level permissions
• Field-level security
• Document-level security

Privacy Compliance

PII Handling

• Automatic PII detection
• Redaction at ingestion
• Pseudonymization
• Access logging

GDPR Compliance

• Right to deletion
• Data minimization
• Consent management
• Data portability

Audit Logging

• Access logs
• Query logs
• Configuration changes
• Export tracking

Security Best Practices

Infrastructure

• VPC isolation
• Security groups
• Network encryption
• Regular patching

Application

• Input validation
• Query injection prevention
• Rate limiting
• Resource limits

This security approach protects sensitive log data while maintaining compliance.