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AC-24(01) Transmit Access Authorization Information

NIST SP 800-53 (controls) 5.2.0 against 5.2.0
All changes in this version
unchanged AC part of AC-24

Title

Transmit Access Authorization Information

Control

Transmit [Assignment: access authorization information] using [Assignment: controls] to [Assignment: systems] that enforce access control decisions.

Discussion

Authorization processes and access control decisions may occur in separate parts of systems or in separate systems. In such instances, authorization information is transmitted securely (e.g., using cryptographic mechanisms) so that timely access control decisions can be enforced at the appropriate locations. To support the access control decisions, it may be necessary to transmit as part of the access authorization information supporting security and privacy attributes. This is because in distributed systems, there are various access control decisions that need to be made, and different entities make these decisions in a serial fashion, each requiring those attributes to make the decisions. Protecting access authorization information ensures that such information cannot be altered, spoofed, or compromised during transmission.

Parameters

ac-24.01_odp.01: access authorization information
ac-24.01_odp.02: controls
ac-24.01_odp.03: systems

Related controls

au-10

Assessment objective

AC-24(01) [Assignment: access authorization information] is transmitted using [Assignment: controls] to [Assignment: systems] that enforce access control decisions.

STIG rules that implement this control 0

No followed STIG rule cites a CCI indexed to this control (CCI list 2026-07-14).