Millions of proximity (Prox) access control cards are in use today in myriad applications. Most commonly, proximity cards are used for access to apartment complexes, gated communities, parking areas ...

Square, the payments company that makes it easy for small businesses to accept credit card payments wherever you go, is finally catching up with the times today by updating its tiny card reader.

When a gadget company sells its products for big bucks, it has every reason to refine its designs on an ongoing basis, making them ever more tempting to paying customers. But if the gizmo in question ...

The CEO of mobile payment service startup Square called accusations that the company was distributing credit-card-skimming devices inaccurate and unfair. In a statement posted on Square’s Web site ...

Christine Sharp-Crowe, an artist and owner of downtown shop Made in the Philtower, said credit card payments used to be a pain to accept at craft shows. "You'd use those awkward devices that rubbed on ...