Payment startup Square rolls out iPad sales app

(AP) -- First, mobile payment service Square made it easier for merchants to accept credit cards anytime, anywhere, with just a smart phone and a tiny, plastic credit-card reader. Now the startup led by Twitter co-founder ...

Tickets, coupons among uses for tap-to-pay phones

(AP) -- Cell phones are usually used to communicate with people far away. This year, they'll get the ability to do the opposite: communicate with things that are close enough to touch.

New microchip card for US purchases in Europe

(AP) -- If you've traveled to Europe recently, you may have had the frustrating experience of being unable to use a U.S.-issued credit card for automated transactions, like renting a bike from a stand on the street, paying ...

Pay-by-phone catching on with smart-phone set

"I don't have any cash on me" may no longer be a valid excuse with new credit card readers that can be used with mobile phones. In a potential boon to street vendors, mom-and-pop shops and even those who lend a few bucks ...

US, Europe press China to drop tech security rule

(AP) -- Global technology suppliers face a looming Chinese deadline to reveal the inner workings of computer encryption and other security products in a move the United States and Europe say is protectionist.

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