Primary definition
The amount of time mission/business processes can be disrupted without causing significant harm to the organization's mission. (SP 800-34) (NISTIR)
Also known asMTD · Maximum Allowable Downtime · Maximum Acceptable Downtime
1 sources cited4 related termsReviewed Aug 10, 2026
— The Cyber GlossaryView source
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TCG
The amount of time mission/business processes can be disrupted without causing significant harm to the organization's mission. (SP 800-34) (NISTIR)
The Cyber Glossary · 2024
Cite this term
Permanent URL · stable across revisions
Election Security Glossary. (2026). Maximum Tolerable Downtime. In Election Security Glossary. Retrieved August 15, 2026, from https://electionsecurityglossary.com/glossary/maximum-tolerable-downtime
Sources
1 cited · last checked Aug 10, 2026
01
The Cyber Glossary
The Cyber Glossary
Single-source
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