Clare O’Neil warns of new world of ‘relentless’ cyber-attacks after Medibank hack

Group claiming they carried out attack say they wish to negotiate over the insurer's customer data

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The cyber-security minister, Clare O'Neil, has warned of a new world under relentless cyber-attack" as Australia's security agencies scramble to stop the latest ransomware attack.

Private health insurer Medibank has entered a trading halt after telling customers it had received messages from a group claiming to have accessed the data of its customers in a cyber-attack.

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