Believe it or not, people use mobile in-app purchases to test stolen credit card numbers. Then use the credit card numbers that pass the test to score bigger hi

Believe it or not, people use mobile in-app purchases to test stolen credit card numbers. Then use the credit card numbers that pass the test to score bigger hits. As horrible as it sounds, when you're trying to fight fraud, you have to think like a criminal. And the whole in-app purchase test is pretty standard practice among criminals. I think that cliché comes to mind: "This is why we can't have nice things."