U.S. flag   An official website of the United States government
Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.


Secure .gov websites use HTTPS
A lock (Dot gov) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

A  |  B  |  C  |  D  |  E  |  F  |  G  |  H  |  I  |  J  |  K  |  L  |  M  |  N  |  O  |  P  |  Q  |  R  |  S  |  T  |  U  |  V  |  W  |  X  |  Y  |  Z

NSA-approved commercial solution


  The combination of multiple commercial-off-the-shelf (COTS) information assurance (IA) products in a layered configuration that satisfies the security requirements of an operational use case, when properly implemented in accordance with NSA-approved requirements and standards.
CNSSI 4009-2015 from CNSSAM IA-01-12