(MitM) An attack on the authentication protocol run in which the Attacker positions himself in between the Claimant and Verifier so that he can intercept and alter data traveling between them. (SP 800-63) (NISTIR) A form of active wiretapping attack in which the attacker intercepts and selectively modifies communicated data to masquerade as one or more of the entities involved in a communication association. (CNSSI-4009) (NISTIR)
Understand more election terms clearly
Get one important election term explained each week, with authoritative sources, practical context and related definitions.
(MitM) An attack on the authentication protocol run in which the Attacker positions himself in between the Claimant and Verifier so that he can intercept and alter data traveling between them. (SP 800-63) (NISTIR) A form of active wiretapping attack in which the attacker intercepts and selectively modifies communicated data to masquerade as one or more of the entities involved in a communication association. (CNSSI-4009) (NISTIR)
Cite this term
Election Security Glossary. (2026). Man In The Middle Attack. In Election Security Glossary. Retrieved August 15, 2026, from https://electionsecurityglossary.com/glossary/man-in-the-middle-attack
Sources
01
Single-source
Get the weekly election term
Receive one cited, source-backed election explanation in your inbox each week.