By John Gruber
Clerk’s iOS SDK: Authentication and user management for Apple applications.
Jack Dorsey:
Any technology—an encrypted card reader, phone camera, or plain old pen and paper—can be used to “skim” or copy numbers from a credit card. The waiter you hand your credit card to at a restaurant, for example, could easily steal your card details if he wanted to—no technology required. If you provide your credit card to someone who intends to steal from you, they already have everything they need: the information on the front of your card. […]
Our partner bank, JPMorgan Chase, continually reviews, verifies, and stands behind every aspect of our service, including our Square card reader.
★ Thursday, 10 March 2011