As helpful as a Square Reader may be for purchases at trendy stores, you'll want to watch out -- in the right circumstances, they can also be used to steal your credit card info. Security researchers ...

Mobile payments company Square is known for its signature glossy white credit card readers that plug into iPhones, iPads and Android devices. Credit cards in the U.S. will have embedded computer chips ...

Headline updated to acknowledge that Square is a US-only service for now. Remember the Square card reader and payment service from our first hands-on video in January at Macworld Expo 2010? Square ...

If you’re a small-business owner or you simply need a better, cleaner way of accepting payments, this is the service and device for you. Update: As of 11/11/2010 Square updated their reader’s design, ...

Square first came to fame with a credit card reader you could plug into your iPhone jack. But next year, the company's signature device will be on its way to obsolescence as the U.S transitions to a ...

Earlier this year around WWDC, Square announced that it would be selling new hardware that will allow small businesses to easily accept Apple Pay later this year. Now Square is setting up 100 small ...

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 ...

Twitter co-founder Jack Dorsey just flicked on the public spotlight over his new venture: Square. It’s a tiny plastic blob that gives smartphones the ability to act as secure credit card readers. It’s ...

Jason Cipriani is based out of beautiful Colorado and has been covering mobile technology news and reviewing the latest gadgets for the last six years. His work can also be found on sister site CNET ...

Yesterday was a big day for hot mobile payments startup Square. The company announced that it received a strategic investment from Visa, giving the company a big stamp approval. And it also announced ...

When we talk about the design of a piece of hardware, we usually default to observations about its outward appearance–its form, its color, the materials it's made of. Often, though, that's only half ...

In a highly unusual move, electronic payment vendor VeriFone Wednesday said it found a “gaping” security hole in a free plug-in mobile credit card reader from Square, a startup launched by Twitter ...