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Hack on Premera Blue Cross exposes 11M customer records

A recently discovered cyberattack on health insurance provider Premera Blue Cross last year may have exposed the medical data and financial information of 11 million customers, the company revealed Tuesday, the latest security breach at a health industry organization.

Hackers gained unauthorized access to customers’ personal information, including names, birthdates, Social Security numbers, and claims information during the May 2014 intrusion, said Premera, a health benefits provider in the Pacific Northwest. Other information exposed included bank account information, email addresses and telephone numbers, Premera said.