Expert advice on avoiding credit card skimmers

Irving, , Texas — With the World Cup drawing international crowds to North Texas and locals fueling up for summer travel, experts are warning that fraudsters are tampering with credit card readers on ATMs and gas pumps. Simple transactions have become prime targets for highly organized criminal rings looking to intercept your financial data.

The reality of this threat hit home across the metroplex this week following a massive multi-agency investigation. Five individuals were arrested after an organized criminal ring allegedly used skimming devices on high-flow diesel fuel pumps to steal payment card information, using the cloned data to siphon up to 2,500 gallons of diesel fuel per night across North Texas.

Tristan Charles, a spokesperson for ATM manufacturing leader Hyosung Corp, along with federal investigators from the U.S. Secret Service, have shared vital defensive strategies that every cardholder should use before swiping.

Hyosung spokesman Tristan Charles with tips on spotting card skimmers on ATMs roar-assets-auto.rbl.ms

The Anatomy of a Modern Scam: Skimmers and Cameras

Card fraud relies on capturing two core elements: your physical card data and, when possible, your Personal Identification Number (PIN).

• Skimmers: These are physical, illicit devices placed directly over or inside a factory card slot. As you insert your card, the device reads and records the data on your card’s magnetic stripe. In the recent North Texas bust, authorities executed search warrants in Irving and Arlington, recovering 10 skimming devices, 50 altered payment cards, and a laptop connected to a re-encoding device used to flash stolen data onto counterfeit cards.
• Hidden Cameras: To exploit stolen debit card data, criminals need a PIN. Microscopic pinhole cameras are often cleverly hidden around a terminal's fascia. According to Charles, these can be embedded inside small speaker holes, concealed underneath promotional stickers, or tucked into overhead light fixtures pointing directly down at the keypad.

Give It a Wiggle: Checking the Hardware

Before completing any transaction at a pump or an ATM, users must perform a quick physical inspection of the machine.

"If it feels loose, if it feels like there is a device on top of it, if it just doesn't feel like a solid piece of the ATM, that's typically a pretty good sign that there may be something wrong," Charles warned.

Cardholders should firmly grasp the card slot entry and give it a shake. Factory-installed card readers are entirely rigid; if any part of the plastic bezel wiggles, shifts, or feels detached, do not insert your card. Look for anything crooked, damaged, or scratched.

The physical check shouldn't stop at the card reader—inspect the keypad as well. Fraudsters occasionally deploy fake PIN pad overlays meant to record the pattern of your keystrokes. If the buttons feel strangely soft, "squishy," or thicker than normal, it may be an illicit plate resting on top of the actual factory keypad.

Tiny cameras can capture your PIN. Triston Charles showing how to stay safe roar-assets-auto.rbl.ms

The Easiest Shields: Tap-to-Pay and the Hand Canopy

While micro-cameras and advanced internal fuel pump skimmers are incredibly difficult to spot with the naked eye, defeating them can be surprisingly simple.

The U.S. Secret Service strongly advises consumers to utilize tap-to-pay technology or cards equipped with chip technology whenever possible, rather than swiping the magnetic stripe. Tapping your card or phone completely bypasses the traditional read-head mechanism that skimmers rely on.

If you must insert your card and enter a PIN, protection takes just a second. "Probably the easiest way is just anytime you are entering your PIN number into an ATM is to cover the PIN pad with your hand, blocking the view from any of those areas," Charles noted. By using one hand as a physical shield over the keys while you type with the other, any hidden camera or bystander trying to "shoulder surf" is completely blocked from capturing your code. Furthermore, if you are using a debit card at a gas station pump, federal authorities recommend running it as a credit card to avoid entering a PIN altogether.

Crucial Red Flags to Watch For

Charles highlighted two critical scenarios where cardholders must take immediate action to protect their funds:

1. The Double-PIN Prompt: An ATM should only prompt you to input your secure code a single time. "If you are ever prompted to enter your PIN number a second time, that is a red flag," Charles emphasized. If the screen asks for a repeat entry, users should cancel the transaction immediately and walk away.
2. The Captured Card Trap: Some advanced skimming scams are designed to intentionally trap and hold your physical card inside the machine. Criminals wait nearby for the victim to assume the machine broke and walk away. Once the area is clear, the fraudster extracts the trapped card. If a machine captures your card, do not leave the terminal. Stay at the machine, open your mobile banking app, or call your financial institution immediately to freeze the card.

Location Matters

The massive scale of these local operations underscores the importance of where you choose to transact. The Texas Financial Crimes Intelligence Center (FCIC) and local police noted that the recently dismantled ring targeted high-flow diesel pumps across multiple counties, while a separate, two-day Secret Service outreach operation in Tarrant County inspected nearly 3,000 terminals to get ahead of widespread Electronic Benefit Transfer (EBT) and credit card fraud.

Standalone ATMs sitting on isolated sidewalks, or gas pumps positioned furthest away from the convenience store attendant's line of sight, are highly vulnerable to tampering because criminals can install devices without being easily seen.

For maximum safety, look for card readers located inside highly trafficked, well-lit spaces—such as inside hotel lobbies, bustling well-monitored gas stations, or, ideally, directly inside a bank lobby where video surveillance is constant. Authorities also remind consumers to be extra alert for skimming devices in tourist areas and outside major sporting events, which remain lucrative targets for relentless fraud rings.