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NIST Risk Management Framework RMF

Government-wide Overlay Submissions

The government-wide category consists of overlay submissions from federal, state, tribal, and local governments. 

Select from overlays listed below for more information and to access the overlay.

Overlay Title Submitted by Overlay Description/Applicability
Closed Isolated Network

U.S. Army Europe


A Closed Isolated Network is defined as a data communications enclave that operates in a single security domain, implements a security policy administered by a single authority, does not connect to any other network and has a single, common, continuous security perimeter.



Return to Control Overlay Repository Overview


Disclaimer Statement
The National Institute of Standards and Technology (NIST) has established the Security Overlay Repository as a public service. Security control overlays are made available by NIST on an “AS IS” basis with NO WARRANTIES   Some submitted overlays may be available for free while others may be made available for a fee.  It is the responsibility of the User to comply with the Terms of Use of any given overlay. Overlay users are solely responsible for determining the appropriateness of using and distributing the security control overlays.  User assumes all risks associated with their use, including but not limited to compliance with applicable laws; damage to or loss of data, programs or equipment; and the unavailability or interruption of operation. NIST MAKES NO WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR STATUTORY, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT AND DATA ACCURACY

Created November 30, 2016, Updated April 09, 2021