Contactless Payments and Proximity Thefts: Risks and Protection

Published on January 06, 2026 | Translated from Spanish
Illustration showing a credit card with NFC signal being intercepted by a fraudulent device hidden in a backpack, with security and shielding icons around.

Contactless Payments and Proximity Thefts: Risks and Protection

The NFC (Near Field Communication) technology has revolutionized our daily transactions by allowing quick payments without the need to enter a PIN for low-amount purchases. However, this same convenience has become a vulnerability exploited by cybercriminals through sophisticated data interception techniques. 🎯

Proximity Fraud Mechanisms

Scammers use portable NFC readers disguised in everyday objects that can capture your card information by simply getting within a few centimeters of your pocket or wallet. This criminal modality, known as proximity skimming, requires just seconds of exposure to successfully read your banking data.

Common techniques used by criminals:
  • Modified payment terminals in commercial establishments that record information for later cloning
  • Reader devices hidden in backpacks, jackets, or bags operating in high-traffic areas
  • Malicious smartphone apps configured to read cards when the phone gets close enough
The irony of the technology that saves us seconds at the checkout but can cost us hours resolving issues with the bank shows that convenience always has a price

Effective Protection Strategies

Facing these threats, there are multiple preventive measures you can implement immediately to strengthen your financial security without sacrificing the practicality of modern payments.

Recommended security measures:
  • Use wallets or cases with RFID/NFC shielding that block unauthorized signals
  • Set up immediate alerts with your bank to receive notifications for every transaction made
  • Establish reduced limits for contactless payments or activate systematic PIN verification

Monitoring and Response to Incidents

Constant monitoring of your banking movements is crucial to detect any suspicious activity early. Regularly review your account statements and report unrecognized charges immediately, as financial institutions usually reimburse fraudulent amounts when reported promptly. Proactive prevention remains your best ally against these forms of technological crime. 🛡️