Glossary
705 termsWelcome to your glossary of over 700 terms and definitions related to sectors with security, authentication, and trust at their core.
While the emphasis of the glossary is on terms relating to security technologies and systems, it also extends to other terms commonly encountered in these different sectors. Is there a term missing that you need a definition for? Don't hesitate to let us know at [email protected].
Wire rim
A slight flange (protruded rim) on coins or medals caused by heavy striking pressure, often characteristic on proof coins.
Working die
A metal punch used to impress images into coins.
Zero knowledge proof
A method for proving that a statement is true without offering further information to the verifier, eg. confirming an ID without submitting passport or driving licence documents.
Zero order device
(ZOD)A device comprising gratings of less than the wavelength of visible light (ie. below 400nm). Can be produced by embossing and displays unique colour effects depending on the device’s plane of rotation.
Zero trust
Zero trust assumes there is no implicit trust granted to assets or user accounts based solely on their physical or network location (ie. local area networks versus the internet) or based on asset ownership (enterprise or personally owned).