Low-tech scheme targets small retailers in Kansas City, Mo., with a scheme designed to block transactions. When the dishes they use to transmit payment card transactions, including authorizations, were covered with aluminum foil. In one case, fraudsters used the method to spend $1,665 on cigarettes with a fraudulent card number. Security experts say merchant acquirers should be warning their retailers about this trend and taking steps to pick up on merchant transactions that appear to have gone dark for extended periods of time.”]
Source: https://www.databreachtoday.com/low-tech-scheme-targets-small-merchants-a-6147