
See, what Square will do, it will turn your card info (also the track 2 data, that is not visible on the card) into a sound. The Square device is plugged into the ear-phone socket on an iPhone. The invisible information on your card is now audible!
I can just imaging a number of applications that will be so much easier to write, like fraudulent capture of card information at restaurants, or the storage of card information to be re-played later (after a valid transaction had happened.) I am sure that one can think of more applications where the Square could be used to steal money.
A better name for the Square could have been Hole, as it creates a massive hole in the well-defined security dispensation for magnetic stripe cards.
1 comment:
Here's a related post.
http://www.cnn.com/2009/TECH/ptech/12/09/twitter.dorsey.credit.card/index.html
Richard
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