A field within a certificate that is composed of two subfields; "date of issue" and "date of next issue." (SP 800-32) (NISTIR) Dynamic Attack Surface Definition: The automated, on-the-fly changes of an information system's characteristics to thwart actions of an adversary. (Adapted from: DHS personnel) (NICCS)
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A field within a certificate that is composed of two subfields; "date of issue" and "date of next issue." (SP 800-32) (NISTIR) Dynamic Attack Surface Definition: The automated, on-the-fly changes of an information system's characteristics to thwart actions of an adversary. (Adapted from: DHS personnel) (NICCS)
Cite this term
Election Security Glossary. (2026). Duration. In Election Security Glossary. Retrieved August 22, 2026, from https://electionsecurityglossary.com/glossary/duration
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