Grumpy Old Geeks Topics QR code payment fraud Topic QR code payment fraud 3 mentions in 1 episode The hosts discuss thieves replacing payment QR codes with stickers that direct payments elsewhere. Mentions 201: We’re Driving to Florida! Mar 20, 2017 40:48 they're foiling QR codes with stickers 41:06 I see your QR code and I replace it with my own. 41:26 it sends the dollar to me