Primary definition
A type of cyber action designed to prevent users from accessing a network-connected service by sending legitimate requests from one source to overload a network's resources.
Also known asDoS attack · DoS · network flood attack · resource exhaustion attack · availability attack
1 sources cited4 related termsReviewed Aug 10, 2026
— March 2020 CSC ReportView source
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M2CR
A type of cyber action designed to prevent users from accessing a network-connected service by sending legitimate requests from one source to overload a network's resources.
March 2020 CSC Report · 2024
Cite this term
Permanent URL · stable across revisions
Election Security Glossary. (2026). Denial Of Service Attack (see Also: Distributed Denial Of Service Attack). In Election Security Glossary. Retrieved August 13, 2026, from https://electionsecurityglossary.com/glossary/denial-of-service-attack-see-also-distributed-denial-of-service-attack
Sources
1 cited · last checked Aug 10, 2026
01
March 2020 CSC Report
March 2020 CSC Report
Single-source
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