Decision Tree

Need access control?       → Define ROLE hierarchy
Need row isolation?        → Enable RLS with policies
Need sensitive data?       → Encrypt with pgcrypto
Need audit compliance?     → Create AUDIT_LOG table
Need secure connections?   → Enforce SSL/TLS

Database Security & RBAC Standards

Security must be implemented at the database layer (Defense in Depth), ensuring that even if the application layer is compromised, the data remains protected by strict access controls.

1. Role-Based Access Control (RBAC)

1.1 Standard Roles