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key reference

Definitions:

  A 1-byte identifier that specifies a cryptographic key according to its PIV Key Type. The identifier is part of the cryptographic material used in a cryptographic protocol, such as an authentication or a signing protocol.
Sources:
NIST SP 800-73pt1-5
NIST SP 800-73pt2-5

  A 1-byte identifier that specifies a cryptographic key according to its PIV Key Type. The identifier is part of cryptographic material used in a cryptographic protocol, such as an authentication or a signing protocol.
Sources:
NIST SP 800-73pt3-5