Public Key Infrastructure (PKI)

March 5, 2018

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A set of policies, processes, server platforms, software, and workstations used for the purpose of administering certificates and public-private key pairs, including the ability to issue, maintain, and revoke public key certificates.
SOURCE: SP 800-32; SP 800-63

An architecture which is used to bind public keys to entities, enable other entities to verify public key bindings, revoke such bindings, and provide other services critical to managing public keys.
SOURCE: FIPS 196

A Framework that is established to issue, maintain, and revoke public key certificates.
SOURCE: FIPS 186

A support service to the PIV system that provides the cryptographic keys needed to perform digital signature-based identity verification and to protect communications and storage of sensitive verification system data within identity cards and the verification system.
SOURCE: FIPS 201

The framework and services that provide for the generation, production, distribution, control, accounting, and destruction of public key certificates. Components include the personnel, policies, processes, server platforms, software, and workstations used for the purpose of administering certificates and public-private key pairs, including the ability to issue, maintain, recover, and revoke public key certificates.
SOURCE: CNSSI-4009