Security & Privacy

📖 2 min read 📄 Part 9 of 10

Metrics Monitoring System - Security and Privacy

Authentication and Authorization

Authentication

  • API key authentication
  • OAuth 2.0 / OIDC
  • Service account tokens
  • Mutual TLS for scrapers
  • Session management

Authorization

  • Role-based access control (RBAC)
  • Resource-level permissions
  • Query filtering by tenant
  • Dashboard access control
  • Alert rule permissions

Data Security

Encryption

  • TLS 1.3 for data in transit
  • Encryption at rest (AES-256)
  • Key rotation policies
  • Secure key management
  • Certificate management

Network Security

  • VPC isolation
  • Security groups
  • Private endpoints
  • Firewall rules
  • DDoS protection

Metric Privacy

Sensitive Data

  • No PII in metric labels
  • Sanitize metric values
  • Redact sensitive labels
  • Audit logging
  • Data retention policies

Multi-tenancy

  • Tenant isolation
  • Query filtering
  • Separate namespaces
  • Resource quotas
  • Cost allocation

Compliance

Audit Logging

  • API access logs
  • Configuration changes
  • Alert modifications
  • Query history
  • Authentication events

Data Retention

  • Configurable retention
  • Automatic deletion
  • Backup policies
  • Compliance reports
  • Data export

Security Best Practices

Infrastructure

  • Regular security updates
  • Vulnerability scanning
  • Penetration testing
  • Incident response plan
  • Security monitoring

Application

  • Input validation
  • Rate limiting
  • Query timeouts
  • Resource limits
  • Error handling

This security approach ensures monitoring data is protected while maintaining compliance.