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Computer Security Resource Center

Computer Security
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public key certificate

Abbreviation(s) and Synonym(s):

certificate
Certificate

Definition(s):

  A digital document issued and digitally signed by the private key of a Certificate authority that binds the name of a Subscriber to a public key. The certificate indicates that the Subscriber identified in the certificate has sole control and access to the private key. See also [RFC 5280].
Source(s):
NIST SP 800-63-2 under Public Key Certificate [Superseded]

  A digitally signed representation of information that 1) identifies the authority issuing it, 2) identifies the subscriber, 3) identifies its valid operational period (date issued / expiration date). In the information assurance (IA) community, certificate usually implies public key certificate and can have the following types: A digital representation of information which at least (1) identifies the certification authority (CA) issuing it, (2) names or identifies its subscriber, (3) contains the subscriber’s public key, (4) identifies its operational period, and (5) is digitally signed by the certification authority issuing it. See cross certificate, encryption certificate, and identity certificate.
Source(s):
CNSSI 4009-2015 under certificate (NIST SP 800-32 - CNSSI No. 1300 )

  See certificate.
Source(s):
CNSSI 4009-2015

  See public key certificate.
Source(s):
NIST SP 800-57 Part 2 under Certificate

  A set of data that uniquely identifies an entity, contains the entity's public key and possibly other information, and is digitally signed by a trusted party, thereby binding the public key to the entity. Additional information in the certificate could specify how the key is used and its cryptoperiod.
Source(s):
NIST SP 800-57 Part 2 under Public key certificate

  A digital document issued and digitally signed by the private key of a certificate authority that binds an identifier to a subscriber to a public key. The certificate indicates that the subscriber identified in the certificate has sole control and access to the private key. See also RFC 5280.
Source(s):
NIST SP 800-63-3 under Public Key Certificate