olemus
ressursside hierarhilise esituse vahend

ISO/IEC 15945
teenus teabe otsinguks ja võtuks
kataloogist, mis sisaldab määratletud objekte:
sertifikaate, telefoninumbreid, pääsutingimusi,
aadresse vms;
näiteks teenus, mis vastab standarditele
ITU-T Rec. X.500, ISO/IEC 9594
=
a service to search and retrieve information from a catalogue of well defined objects, which may contain information about certificates, telephone numbers, access conditions, addresses, etc.
An example is provided by a directory service conforming to the ITU-T Ree. X.500 | ISO/IEC 9594-1.

ülevaateid
https://www.techopedia.com/definition/18887/directory-services

https://en.wikipedia.org/wiki/Directory_service

https://docs.oracle.com/cd/E19396-01/817-7619/intro.html

vt ka
- Active Directory
- LDAP
- OpenLDAP
- X.500