Private Key

Primary definition

A cryptographic key that is used with an asymmetric (public key) cryptographic algorithm. For digital signatures, the private key is uniquely associated with the owner and is not made public. The private key is used to compute a digital signature that may be verified using the corresponding public key or to decrypt information which has been encrypted using the public key.

Also known assecret key · decryption key · signing key · SK
6 sources cited4 related termsReviewed Aug 9, 2026
The State and Local Election Cybersecurity PlaybookView source

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TSLECP

A cryptographic key that is used with an asymmetric (public key) cryptographic algorithm. For digital signatures, the private key is uniquely associated with the owner and is not made public. The private key is used to compute a digital signature that may be verified using the corresponding public key or to decrypt information which has been encrypted using the public key.

The State and Local Election Cybersecurity Playbook · 2024

Cite this term

Permanent URL · stable across revisions
Election Security Glossary. (2026). Private Key. In Election Security Glossary. Retrieved August 20, 2026, from https://electionsecurityglossary.com/glossary/private-key

Sources

6 cited · last checked Aug 9, 2026

01

The State and Local Election Cybersecurity Playbook
The State and Local Election Cybersecurity Playbook

High consensus

View source

02

Electronic Voting Glossary
Electronic Voting Glossary

Multi-source

View source

03

Committee on National Security Systems Glossary CNSSI 4009-2015
Committee on National Security Systems Glossary CNSSI 4009-2015

Disputed

View source

04

EAC Glossary of Terms
EAC Glossary of Terms

Multi-source

View source

05

NICCS Glossary
NICCS Glossary

Disputed

View source

06

NIST Election Glossary
NIST Election Glossary

Multi-source

View source

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