Archives of Directives

Denial of Authorized Use (DAU)

Any unauthorized act, including DUAs, that would prevent the authorized use or intended functionality of a nuclear weapon. The resulting potential effects on the nuclear weapon include but are not limited to: (1) Actual alteration of system or critical component functionality.…
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Definition 1

Any unauthorized act, including DUAs, that would prevent the authorized use or intended functionality of a nuclear weapon. The resulting potential effects on the nuclear weapon include but are not limited to:

(1) Actual alteration of system or critical component functionality.

(2) Perception that system or critical components are not functioning properly.

CategoriesSafety, Security
Term OPINA - National Nuclear Security Administration
Definition typeDefinition
RelatedSources

Source 1:

DOE O 452.1F, Nuclear Explosive and Weapon Surety Program
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