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NIST 800-53 rev.5

NIST 800-53 rev.5/Access Control/115 of 1011

AC-19 (04)Access Control for Mobile Devices | Restrictions for Classified Information

Control family: Access Control

Control description

(a) Prohibit the use of unclassified mobile devices in facilities containing systems processing, storing, or transmitting classified information unless specifically permitted by the authorizing official; and

(b) Enforce the following restrictions on individuals permitted by the authorizing official to use unclassified mobile devices in facilities containing systems processing, storing, or transmitting classified information:

(1) Connection of unclassified mobile devices to classified systems is prohibited;

(2) Connection of unclassified mobile devices to unclassified systems requires approval from the authorizing official;

(3) Use of internal or external modems or wireless interfaces within the unclassified mobile devices is prohibited; and

(4) Unclassified mobile devices and the information stored on those devices are subject to random reviews and inspections by [Assignment: organization-defined security officials], and if classified information is found, the incident handling policy is followed.

(c) Restrict the connection of classified mobile devices to classified systems in accordance with [Assignment: organization-defined security policies].

How to implement

Coming in phase 2Step-by-step guidance for implementing this control on Microsoft Azure, using services such as Azure Policy, Microsoft Defender for Cloud and Entra ID. It will be matched to your environment.