QR codes consist of black squares arranged in a grid (matrix) on a white background and are read by specialized software that can extract data from the patterns in the matrix. These codes can ...

As smartphones have become more and more ubiquitous, so have QR codes. These maze-looking squares are a type of matrix bar code that contains data — usually, QR codes point to a website or open ...

Sunrise 2027 and the move to 2D barcodes won't be optional. Even though they don't sell in Dillard's, brands like Unilever ...