Admittedly they're not perfect, but "hackers" weren't the first ones to think of automating back office processes. Most invoicing, payables, receivables etc. happen over these protocols.
Naturally these functions will probably eventually move to REST over time as the broader enterprise software ecosystem moves in that direction, but it's not like wild uncharted territory.
I worked in fraud prevention for several of the big banks. They definitely care about it and it is not passed on directly to customers.
There's a strong relationship between card fraud and DDA fraud which very directly hits the bottom line. Typically credit card fraud is monetized by making a balance transfer to a DDA.
Chip and pin is on the way. A lot of new cards have it. See below...
http://en.wikipedia.org/wiki/Electronic_data_interchange
Admittedly they're not perfect, but "hackers" weren't the first ones to think of automating back office processes. Most invoicing, payables, receivables etc. happen over these protocols.
Naturally these functions will probably eventually move to REST over time as the broader enterprise software ecosystem moves in that direction, but it's not like wild uncharted territory.