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    Glossary
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need-to-know

Definitions:

  A determination within the executive branch in accordance with directives issued pursuant to this order [E.O. 13526] that a prospective recipient requires access to specific classified information in order to perform or assist in a lawful and authorized governmental function.
Sources:
CNSSI 4009-2022 from E.O. 13526

  Decision made by an authorized holder of official information that a prospective recipient requires access to specific official information to carry out official duties.
Sources:
CNSSI 4009-2022 under need-to-know determination