A: UPC stands for Universal Product Code. The bar codes were originally created to help grocery stores speed up the checkout process and keep better track of inventory. After many years of research ...

Philip Morris International (PMI), an Altria Group division that sells tobacco products in all parts of the world except the United States, has designed track-and-trace and authentication systems ...

Get the latest federal technology news delivered to your inbox. Among the many changes brought about by the pandemic is the widespread use of QR codes, graphical representations of digital data that ...