By 2025, more than 100 million smartphone users in the US will use a QR code scanner on their mobile devices, compared to 70.6 million in 2020. But how can citizens be sure that what they are scanning is legitimate?

Xeikon, a provider of digital printing presses, has partnered with KURZ and SCRIBOS (part of the KURZ group) to offer a solution that enables digital label printers to combine variable metallic elements, serialised QR codes with embedded copy-protection patterns, and interactive features… all in a single printing pass.

At the Optical & Digital Document Security™ (ODDS) conference in April, Michael Natan, President of Diametryx Inc, presented this new company’s intriguing colour-change particles for use as an overt security feature.

A new labelling technology that prints a QR code directly onto food such as fruit has been developed by a team of researchers in South Korea, according to an announcement by the country’s Ministry of Science and ICT.

While the banknote industry often laments the limited real estate available on a banknote, tax stamps are typically 10 times smaller than notes. Furthermore, most stamps are required to carry variable data as well as multilevel security features adapted to different users with different authentication capabilities.

A number of recent developments in tamper proof labels caught our attention, two of which are described in this article.

While tax stamps often use diffractive effects to protect against counterfeiting, the process for making these stamps can often be time consuming and limited to printing firms with specialist equipment. But that could be about to change!

Demax Holograms was one of the first manufacturers of security holograms in eastern Europe and now sells its products to over 70 different countries. It took the opportunity to present its latest nano-optical elements for physical security at the recent Tax Stamp & Traceability Forum™ in Tbilisi, Georgia (2-4 October 2023).

Smart packaging is a term that means different things to different communities. The aim of this article is to take a wider look at trends in smart packaging and consider some of the potential implications for tax stamps and track and trace solutions.

High security printing is based on features made available exclusively for that market. In the case of special inks, for example, this includes pigments with several modes of fluorescence, rare earth pigments, or different types of color shifting.