Masquerading

nouncandidate·updated May 9, 2026

GlossaryL1 — what DictionaryL2 — how used ThesaurusL3 — relations Universaleverything

A type of threat action whereby an unauthorized entity gains access to a system or performs a malicious act by illegitimately posing as an authorized entity.

Framework senses

4 senses across 3 frameworks

NISTIR 7298: Glossary of Key Information Security Terms, Revision 22 sensesview framework →

§1: When an unauthorized agent claims the identity of another agent, it is said to be masquerading.
§2 · sense_2_pending_review: A type of threat action whereby an unauthorized entity gains access to a system or performs a malicious act by illegitimately posing as an authorized entity.

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

§1: A type of threat action whereby an unauthorized entity gains access to a system or performs a malicious act by illegitimately posing as an authorized entity.

NIST SP 800-191 senseview framework →

§1: When an unauthorized agent claims the identity of another agent, it is said to be masquerading.