Medibank chief defends company’s security processes amid shareholder anger at AGM

Questions about cyber-attack dominate meeting as company says it is contacting 480,000 customers whose health claims were stolen

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Medibank faced anger from its shareholders at the company's annual general meeting on Wednesday over the Australian health insurance giant's massive cyber-attack.

The company chair, Mike Wilkins, told the meeting in Melbourne the cyber-attack was unprecedented". He said it was a shocking crime", the size and scale of which had not been seen before.

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