Delta Says Data Exposed ‘Several Hundred Thousand’ Customers (1)

Delta Air Lines Inc. said a cyberattack on a contractor potentially exposed the payment information of “several hundred thousand customers.”

A data breach from Sept. 26 to Oct. 12 at a company called [24]7.ai allowed unauthorized access to customers’ names, addresses, payment-card information, CVV numbers and expiration dates, Delta said in a statement April 5. The vendor, which provides online chat services to Delta, notified the carrier and other clients last week.

The incident adds to a growing list of U.S. companies announcing cyberattacks in the past week that exposed the data of millions of people and, in some cases, ...