Point-of-sale (POS) systems of North American fuel dispenser merchants are under an increased threat of being targeted by cybercrime groups according to a security alert published by VISA. Three attacks that targeted organizations in this type of attack with the end goal of scraping payment card data were observed during the summer of 2019, according to the Visa Payment Fraud Disruption (PFD) Alert follows a previous warning from November that also mentions such merchants being an increasingly attractive target for threat groups.
Source: https://www.bleepingcomputer.com/news/security/visa-warns-of-ongoing-cyber-attacks-on-gas-pump-pos-systems/