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Tag: security feature

New banknote holograms win International Security Awards

A holographic device that provides improved protection for banknotes against the risk of counterfeiting, has won an international award organised by industry trade body,...

Colour-changing afterglow protects banknotes

A team of chemists in China has discovered a single compound that has a colour-modified afterglow. According to Chemistry World, this technique could protect banknotes...

Personalization of ID documents

Laser marking of ID documents is increasing. Mandated in European Union driving licences, selected by governments on every continent to personalise over one fifth...

Optiks™: past, present and future

In this article, Malcolm Knight discusses the history, technology and status of the banknote feature termed Optiks™. The journey has not been straightforward and...

Opalprint

Optically variable devices have become a ubiquitous part of everyday life, with holographic, opalescent and colour-shifting features adorning a multitude of products. Of these,...

Protecting vulnerable document elements

ID documents are valuable and must be protected against criminal attempts to counterfeit or tamper with them. The personal data, and in particular the...