Security boundary

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Definition(s):

A conceptual boundary that is used to assess the amount of entropy provided by the values output from an entropy source. The entropy assessment is performed under the assumption that any observer (including any adversary) is outside of that boundary.
Source(s):
NIST SP 800-90B

Glossary Comments

Comments about specific definitions should be sent to the authors of the linked Source publication. For NIST publications, an email is usually found within the document.

Comments about the glossary's presentation and functionality should be sent to secglossary@nist.gov.

See NISTIR 7298 Rev. 3 for additional details.