If you have received a new credit card recently, it probably contains an EMV chip. You may not have noticed it because most US retailers still let you swipe to pay. But that will change soon.

When inserted into a reader (contact card ... Also called a "chip card," smart credit and debit cards adhere to the Europay, MasterCard, Visa standard (see EMV). Smart cards can also be programmed ...

Can I use Square for over-the-phone credit card processing? Yes. First, download the Square Point of Sale app on an Android or iOS device. When signing up, you can also choose to have a free magstripe ...