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Term · 2. Authentication & Authorization

Access Control AC

IDM/IGA Domain

Definition

Mechanism that determines whether a principal is permitted to perform a specific action on a specific resource. Includes authorization decisions (RBAC, ABAC, PBAC), enforcement at policy enforcement points, and audit of access events. Foundation for compliance frameworks (PCI DSS, HIPAA, SOX, SOC 2).

Application
MidPoint: Access control is an abstract concept of controlling access of users to applications.
Standards & regulations
  • NIST SP 800-53 Rev. 5 «Access control policy and procedures address the controls in the AC family that are implemented within systems and organizations.»
  • NIST SP 800-162 «Attribute based access control (ABAC) is an access control methodology where authorizations are granted based on attributes.»
Sources