Operating System Fingerprinting

nouncandidate·updated May 9, 2026

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Analyzing characteristics of packets sent by a target, such as packet headers or listening ports, to identify the operating system in use on the target.

MWE

Classifications

per-axis with provenance

Entity Type

System85%rule-basedr:entity.system.compute.v1

?unassignedlast reviewed —

Sensitivity

unclassified

Information Class

unclassified

Variants

3 surface forms

plural: Operating System Fingerprintings
possessive: Operating System Fingerprinting's
pluralpossessive: Operating System Fingerprintings'

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