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Promiscuous Mode

nounverified· unreviewed·updated Aug 30, 2026

A configuration setting for a network interface card that causes it to accept all incoming packets that it sees, regardless of their intended destinations.

MWENISTIR 7298: Glossary of Key Information Security Terms, Revision 2

Senses

SANS Glossary of Security Terms

When a machine reads all packets off the network, regardless of who they are addressed to. This is used by network administrators to diagnose network problems, but also by unsavory characters who are trying to eavesdrop on network traffic (which might contain passwords or other information).

Classifications

Entity Type

Control0%rule-basedmulti_axis_classifier_low_confidence.v1
?unassignedlast reviewed

Sensitivity

85%llm-generatedllm:claude-haiku-4-5
?unassignedlast reviewed

Information Class

90%llm-generatedllm:claude-haiku-4-5
?unassignedlast reviewed

Variants

plural
Promiscuous Modes
possessive
Promiscuous Mode's
pluralpossessive
Promiscuous Modes'