The Bureau of Engraving and Printing has a bunch of downloadable guides to tell cashiers and tellers (and ordinary folks) how to identify genuine currency.

A $100 bill

So now seems like a good time to mention that a couple of new U.S. currency note designs came out while I was writing for Wise Bread, and each time I wrote a post or two about them:

And, of course, I wrote a general article on spotting counterfeits.

Here’s an app that would have been worth a low-key post on @wisebread. It has a “Denomination Detector” (maybe for people with impaired vision?) and highlights security features you can use to check that the note is genuine, including a “Tilt Check Simulator” that reveals how the security features of banknotes function when in motion.

Source: Cash Assist Mobile App | U.S. Currency Education Program