All About Fraud: How Crooks Get the CVV
A longtime reader recently asked: “How do online fraudsters get the 3-digit card verification value (CVV or CVV2) code printed on the back of customer cards if merchants are forbidden from storing this information? The answer: Probably by installing a Web-based keylogger at an online merchant so that all data that customers submit to the site is copied and sent to the attacker’s server.