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

Secure .gov websites use HTTPS
A lock ( ) 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

security level

Definitions:

  Includes the combination of classification level, releasability, and dissemination controls (e.g., sensitive compartmented information (SCI) compartment(s), special access program (SAP) identifier(s), alternative compensatory control measures (ACCM) nickname(s)) for an object or system.
Sources:
CNSSI 4009-2022