Stop & Shop customers were left with a difficult decision on Saturday after the card readers at the store went down. Shoppers ...

Giant Food Stores in parts of the Susquehanna Valley had problems with credit and debit card transactions over the weekend.

A red seal placed over the card reader at Walmart’s self-checkout stations has left many customers puzzled.  While it may ...

The capability to store biometric data, such as fingerprint templates, makes this a particularly effective option for high security applications. 125 kHz proximity Since proximity cards only need to ...

It’s about something that’s even more irrelevant to consumers: the BlackBerry Smart Card Reader. Technically, this little device isn’t dependent on the phones of the same name, but it makes ...