For the second time in as many years, Macy’s customers have been hit by a data breach involving countless numbers of credit cards. In a filing with the California attorney general, the retail giant said hackers siphoned off customers’ names, addresses, and phone numbers, but also credit card numbers, card verification codes, and expiration dates by inserting malicious code on its website and quietly sending the stolen data back to the hackers.

Read full article on TechCrunch