Defined term

Need-to-know

Need-to-know: A determination within the executive branch in accordance with directives issued pursuant to this order that a prospective recipient requires…

Verified
📚 Multi-Source
Legal & Policy

Definition

A determination within the executive branch in accordance with directives issued pursuant to this order that a prospective recipient requires access to specific classified information in order to perform or assist in a lawful and authorized governmental function.

Alternative Definitions

Definition 2

A method of isolating information resources based on a user’s need to have access to that resource in order to perform their job but no more. The terms ‘need-to know” and “least privilege” express the same idea. Need-to-know is generally applied to people, while least privilege is generally applied to processes. (CNSSI-4009) (NISTIR)

Source: The Cyber GlossaryType: external

Sources

1
Committee on National Security Systems Glossary CNSSI 4009-2015
View Source
2
The Cyber Glossary
View Source

Continue Research

Browse the full glossary for adjacent terms, or subscribe for updates when definitions and sources are expanded.