policy decision point (PDP)

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Abbreviation(s) and Synonym(s):

Definition(s):

A system entity that makes authorization decisions for itself or for other system entities that request such decisions.
Source(s):
CNSSI 4009-2015 NISTIR 7657

Mechanism that examines requests to access resources, and compares them to the policy that applies to all requests for accessing that resource to determine whether specific access should be granted to the particular requester who issued the request under consideration.
Source(s):
NIST SP 800-95 under Policy Decision Point (PDP) OASIS: A Brief Introduction to XACML

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.

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policy decision point (PDP)

Glossary Comments