U.S. national security classification category
C18147
concept
A U.S. national security classification category is a designated level (e.g., Confidential, Secret, Top Secret) assigned to information whose unauthorized disclosure could harm national defense, foreign relations, or other protected government interests.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| classified information category | 1 |
Instances (2)
| Instance | Via concept surface |
|---|---|
|
restricted data (U.S. nuclear information classification)
surface form:
Restricted Data
|
— |
| National Security Information | classified information category |