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    Glossary
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policy enforcement point (PEP)

Definitions:

  A system entity that requests and subsequently enforces authorization decisions.
Sources:
CNSSI 4009-2015 from NISTIR 7657

  Mechanism (e.g., access control mechanism of a file system or Web server) that actually protects (in terms of controlling access to) the resources exposed by Web services.
Sources:
NIST SP 800-95 under Policy Enforcement Point (PEP) from OASIS: A Brief Introduction to XACML

  A network device on which policy decisions are carried out or enforced.
Sources:
NIST SP 1800-15B under Policy Enforcement Point (PEP)
NIST SP 1800-15C under Policy Enforcement Point