Some vending machines use ultraviolet scanners to measure the glow from a bill to verify it is real. Real currency bills are also printed using magnetic ink. Many vending machines also use a magnetic reader to detect the magnetic signature of a bill to ensure it’s real and determine its denomination.

Do vending machines have cameras inside?

Some vending machines are not only equipped with cameras, but sophisticated facial recognition systems in order to recognize repeat customers for the purpose of marketing the machines items to those individuals based on their buying habits. But the vast majority of them do not.

Are there any vending machine hacks that work?

The conventional wisdom on these hacks is that they don’t work, though perhaps older machines were susceptible. However, people in the vending machine industry are loath to so much as confirm the existence of such codes, lest it would do anything to encourage a culture of vending machine abuse.

Is it illegal to hack a snack machine?

Yes it is illegal for the simple reason that you would have to cause damage to the vending machine in overcoming the mechanisms that are in place to protect its contents (vandalism) and you would probably be stealing its contents, whether it’s the money or the snacks you’re after or both.

What can you do with a code from a vending machine?

The idea is that this code will get you into the machine’s menu, where you can reset the prices to free. Similar codes are scattered like Nature Valley bar crumbs all over the internet, from long-abandoned message-board threads and posts on Quora and Reddit to an oddly imprecise WikiHow entry.

Why do people steal money from vending machines?

Even though they’d probably already eaten, even though there were other free foods in the office, what they wanted most was to feed dollar bills to a machine twice their size and be able to select their very own snacks via buttons. Can you blame them? As much as we love vending machines, we don’t love them enough to not steal from them.