Clare O’Neil

Hackers claiming responsibility for a cyber attack on one of Australia’s largest private health insurers have sent a ransom note to the company, threatening to leak sensitive customer information.Although the legitimacy of the message could…

Optus has informed current and former customers whether their driver licence and card numbers were exposed in the cyberattack — but has again come under fire after some pointed out an obvious problem with the message.More than a week after…