TRANSPARENT PIGMENTED POLYMER SECURITY PRINTING

摘要

An authentication system comprising: at least one electronic communication device; and an authentication system server; wherein said at least one electronic communication device and said authentication system server are configured to communicate bi-directionally with each other; said at least one electronic communication device comprising a camera and a LED flash; said at least one electronic communication device configured to run a user application; said user application configured to authenticate a product unit via a variable code printed thereon with a transparent polymer comprising at least one pigment.