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Replay attack

nounid 3848·updated May 9, 2026
candidate

The interception of communications, such as an authentication communication, and subsequently impersonation of the sender by retransmitting the intercepted communication.

MWE

Classifications

Entity Type

Threat95%llm-generatedllm:claude-haiku-4-5

Sensitivity

unclassified

Information Class

unclassified

Variants

alternatephrasing
Replay Attacks
plural
Replay attacksReplay Attackses
possessive
Replay attack'sReplay Attacks's
pluralpossessive
Replay attacks'Replay Attackses'

Framework definitions

Federal Financial Institutions Examination Council (FFIEC) IT Examination Handbook Infobase, Glossary1 senseview framework →
§1
The interception of communications, such as an authentication communication, and subsequently impersonation of the sender by retransmitting the intercepted communication.
NISTIR 7298: Glossary of Key Information Security Terms, Revision 21 senseview framework →
§1
An attack that involves the capture of transmitted authentication or access control information and its subsequent retransmission with the intent of producing an unauthorized effect or gaining unauthorized access.
CNSSI-4009 (Glossary of Information Assurance Terms)1 senseview framework →
§1
An attack that involves the capture of transmitted authentication or access control information and its subsequent retransmission with the intent of producing an unauthorized effect or gaining unauthorized access.

Outgoing relationships

No outgoing triples
This term is not the subject of any RDF-style relationship yet.

Incoming relationships

No incoming triples
No other term currently asserts a relationship to this one.