Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

    Glossary
A  |  B  |  C  |  D  |  E  |  F  |  G  |  H  |  I  |  J  |  K  |  L  |  M  |  N  |  O  |  P  |  Q  |  R  |  S  |  T  |  U  |  V  |  W  |  X  |  Y  |  Z

credential service provider (CSP)

Abbreviations / Acronyms / Synonyms:

Definitions:

  A trusted entity that issues or registers subscriber tokens and issues electronic credentials to subscribers. The CSP may encompass registration authorities (RAs) and verifiers that it operates. A CSP may be an independent third party, or may issue credentials for its own use.
Sources:
CNSSI 4009-2015

  A trusted entity that issues or registers subscriber authenticators and issues electronic credentials to subscribers. A CSP may be an independent third party or issue credentials for its own use.
Sources:
NIST SP 1800-17c under Credential Service Provider
NISTIR 8149 under Credential Service Provider (CSP)

  A trusted entity whose functions include identity proofing applicants to the identity service and registering authenticators to subscriber accounts. A CSP may be an independent third party.
Sources:
NIST SP 800-63-4 [

  

]
NIST SP 800-63A-4 [

  

]

  See Credential Service Provider.
Sources:
NISTIR 8149 under Federation Credential Service Provider
NISTIR 8149 under Identity Provider (IdP)
NISTIR 8149 under Identity Service Provider (ISP)