User ID

nounverified· unreviewed·updated Aug 30, 2026

Unique symbol or character string used by an information system to identify a specific user.

Framework senses

3 senses across 3 frameworks

NISTIR 7298: Glossary of Key Information Security Terms, Revision 21 senseview framework →

§1: Unique symbol or character string used by an information system to identify a specific user.

CNSSI-4009 (Glossary of Information Assurance Terms)1 senseview framework →

§1: Unique symbol or character string used by an information system to identify a specific user.

Legacy lexicon import1 senseview framework →

§1 · legacy_primary: Unique symbol or character string used by an information system to identify a specific user.
DR-088 backfill from the noun definition column