A comprehensive overview of access control models from foundational DAC/MAC to modern RBAC, ReBAC, and ABAC. Covers how each model works, their tradeoffs (role explosion, schema complexity, attribute sprawl), and when to use them. Explains how PBAC and identity orchestration coordinate multiple models. Includes a dedicated
Table of contents
How access control began (and evolved)Role-based access control (RBAC)Fine-grained access control (FGA)Orchestrating access across different modelsAccess control for AI agentsWhen to use each access control modelImplementing access control that fits your needsSort: