Anti-copy feature

A security feature that does not accurately reproduce when copied using a mechanical or digital device.

Anti-Stokes feature

Sometimes referred to as up-conversion, whereby infrared radiation is used to create an emission within the visible spectrum.

Anti-tampering feature

A feature such as a secure closure specifically used to resist the opening of a container or identify that a container has been opened.


A stage in the use of a tax stamp, when applicable taxes become due. Also refers to a unique identifier used for track and trace, which is activated at the point where it is applied to an item and scanned, and then linked with that item in a central database.


Also referred to as glue. The material that sticks a label/tax stamp onto a container.