How to protect yourself from ATM skimming

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated.

MEMPHIS, Tenn. -- At first glance, the shoppers using a self checkout terminal inside a Kentucky Walmart hardly look suspicious.

Then one man shields the other as he pulled out a skimming device and popped it into place.

The operation took just two seconds, and they ultimately made off with $20,000 from at least 38 victims.

According to reports, ATM skimming has increased 546% from 2014 to 2015.

With criminals now turning to self-check out terminals to steal consumer data.

At a Miami convenience store, a skimmer was caught on camera placing one on top of the credit card scanner.

It was all done while the employee's back was turned.

Michael Seremetis is with the Secret Service.

"They download the information and put it on a duplicate card. They're able to use it for any type of fraudulent purchases."

Matt Bretzius used an ATM inside an Atlantic City casino.

The very next morning, his bank notified him that his card was being used to shop in Canada.

"It doesn't feel like it should be my responsibility to have to always test the security of like where I'm taking my money from."

With the rollout of chip-enabled credit cards, skimming rates are expected to decline, but as much as 30% of credit cardholders have cards that don't have that chip.

Only about 20% of card terminals are compatible.

How can you protect yourself?

The experts said to cover the keypad when you enter your pin code because sometimes the thieves will be using cameras to capture that information.