Medibank says hacker accessed data of 9.7 million customers, refuses to pay ransom

FILE PHOTO: A woman walks past a branch of the Australian health insurer Medibank Private in Sydney October 20, 2014. REUTERS/David Gray/File Photo

(Reuters) -Medibank Private Ltd, Australia's biggest health insurer, on Monday said no ransom payment will be made to the criminal responsible for a recent data theft, wherein around 9.7 million current and former customers' data was compromised.

Highlighting findings of the firm's investigation to date, Medibank confirmed that name, date of birth, address, phone number, and email addresses for around 9.7 million current and former customers were accessed in the data theft.