home/glossary/Protocol Data Unit

Protocol Data Unit

nounverified· unreviewed·updated Aug 30, 2026

A unit of data specified in a protocol and consisting of protocol information and, possibly, user data.

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

Classifications

Entity Type

Data0%rule-basedmulti_axis_classifier_low_confidence.v1
?unassignedlast reviewed —

Sensitivity

—95%llm-generatedllm:claude-haiku-4-5
?unassignedlast reviewed —

Information Class

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

Variants

plural
Protocol Data Units
possessive
Protocol Data Unit's
pluralpossessive
Protocol Data Units'