olemus
server poliitikapõhises võrgus,
annab autentimisteenuseid ning
hõlbustab failide jälitust ja haldust
= the security component of a policy-based network that provides authorization services and facilitates tracking and control of files

näiteid
https://en.wikipedia.org/wiki/Network_Policy_Server

https://techdocs.broadcom.com/us/en/symantec-security-software/identity-security/siteminder/12-7/administrating/policy-server-components-and-operations.html

http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.128.8464&rep=rep1&type=pdf