olemus
ISO/IEC 29115:
usaldatav tegija, kes annab välja ja/või haldab mandaate
= trusted actor that issues and/or manages credentials

ISO/IEC 24760:
usaldatav olem, kes/mis vastutab
oma kohaldusalal väljaantud mandaatide halduse eest,
võib ka mandaate välja anda
= trusted entity related to a particular domain responsible for management of credentials issued in that domain
Note. It is possible that a CSP acts as credential issuer.

ülevaateid
https://en.wikipedia.org/wiki/Credential_service_provider

https://ldapwiki.com/wiki/Credential%20Service%20Provider

https://dta-www-drupal-20180130215411153400000001.s3.ap-southeast-2.amazonaws.com/s3fs-public/files/digital-identity/Trusted%20digital%20identity%20framework%202/Authentication%20Credential%20Requirements.pdf (chapter 3)