1. The act or process by which data items bound in an existing public key certificate, especially authorizations granted to the subject, are changed by issuing a new certificate. Source: NIST SP 800-32 2. The process of creating a new certificate with a new serial number that differs in one or more fields from the old certificate. The new certificate may have the same or different subject public key. Source: CNSSI No. 1300 (adapted from the word modification)
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1. The act or process by which data items bound in an existing public key certificate, especially authorizations granted to the subject, are changed by issuing a new certificate. Source: NIST SP 800-32 2. The process of creating a new certificate with a new serial number that differs in one or more fields from the old certificate. The new certificate may have the same or different subject public key. Source: CNSSI No. 1300 (adapted from the word modification)
Cite this term
Election Security Glossary. (2026). Update (a Certificate). In Election Security Glossary. Retrieved August 21, 2026, from https://electionsecurityglossary.com/glossary/update-a-certificate
Sources
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High consensus
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Multi-source
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