Concepts/9. Security & Auth/Attribute-Based Access Control (ABAC)
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Attribute-Based Access Control (ABAC)

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Evaluates access dynamically using boolean policy rules combining Subject attributes, Resource attributes, Action attributes, and Environmental context.

STAFF ENGINEER TAKEAWAY: Enables precise contextual policies like "Users can edit documents ONLY if they own the doc AND are connecting from corporate IP."
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A compact, URL-safe means of representing signed claims (Header.Payload.Signature) transferred between client and microservices statelessly.

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Industry-standard authorization framework that allows third-party applications to obtain limited access to user accounts without sharing passwords.

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👥Role-Based Access Control (RBAC)

Restricts system access by grouping permissions into predefined roles (Admin, Editor, Viewer) and assigning users to roles.