Fine-grained Authorization eBook

This ebook covers the evolution of fine-grained access controls, popular authorization models and example policies, as well as resources to help add fine-grained authorization to your applications.

What fine-grained access control is and best practices
When to use RBAC
When to use ABAC
When to use ReBAC
How to combine models

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Fine-grained, policy-based, real-time access control

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Fine-grained, real-time access control made easy

Support RBAC, ABAC, and ReBAC out of the box. Enforce in millisecond latency and high availability.

allowed {
  input.user.properties.dept == "Sales"
}

Use any user-centric attributes in your policies

The best of OPA and Zanzibar

Topaz is an open-source authorization system that allows you to combine RBAC, ABAC, and ReBAC as you see fit.

Centralized authorization system

Aserto is a unified access control system for your applications, services, and APIs

Authorization as easy as an API call

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