Private key/private signature key

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Definition(s):

A cryptographic key that is used with an asymmetric (public key) cryptographic algorithm and is associated with a public key. The private key is uniquely associated with the owner and is not made public. This key is used to compute a digital signature that may be verified using the corresponding public key.
Source(s):
NIST SP 800-102

Glossary Comments

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See NISTIR 7298 Rev. 3 for additional details.