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AC-12(03) Timeout Warning Message

NIST SP 800-53 (controls) 5.2.0 against 5.2.0
All changes in this version
unchanged AC part of AC-12

Title

Timeout Warning Message

Control

Display an explicit message to users indicating that the session will end in [Assignment: time].

Discussion

To increase usability, notify users of pending session termination and prompt users to continue the session. The pending session termination time period is based on the parameters defined in the [AC-12](#ac-12) base control.

Parameters

ac-12.03_odp: time

Assessment objective

AC-12(03) an explicit message to users is displayed indicating that the session will end in [Assignment: time].

STIG rules that implement this control 0

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