evidence: Does pressing 'cancel' twice at an ATM protect your PIN from being stolen? Not likely, experts say [...] Dr. Roussev explained that many designs, particularly keypad overlays, which attaches a fake keyboard over an ATMs real one, may record everything that is pressed, so pressing cancel twice or 50 times would make zero difference. [...] ATM scams are diverse and range from simple to very advanced. While pressing the "cancel" button twice before using the machine doesn’t have any drawbacks, customers shouldn’t expect it will keep their information safe.