NFC technology is currently available in most smartphones and smartwatches, where it allows users to link a credit card to their device and make payments when the device is close enough to an NFC-enab...

Two-dimensional barcodes, also known as matrix barcodes or matrix codes, consist of a series of dots, spaces and squares. They can store a variety of data and have a larger capacity than one-dimension...

Traditional holograms are three-dimensional images that provide a visual way of authenticating a product or a document, as the presence of one is intended (and generally understood) to reliably indica...

Today the use of active RFID tags to remotely track and monitor the real-time location of objects and even people is relatively widespread. These types of tags can be used to do remote inventory and e...