TechnologyAugust 24, 2026
liveness
LYVE-ness
Definition
A security verification method used in digital systems to confirm that a user is a living, present human being rather than a static image, video, or synthetic AI-generated input.
Etymology
Derived from the English word 'live' combined with the suffix '-ness', which turns adjectives into nouns denoting a state or quality. It entered common technical use as biometrics and digital security systems became more prevalent.
In the news
In the context of identity verification, liveness detection is cited as a necessary control to prevent AI-generated forgeries by confirming that the person behind the screen is physically present and real.
AI Identity Fraud Interest Increases Almost 4,000% as Fake IDs Become Easier to Create
Read the full article ↗CX Today