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The Guardian - AU
The Guardian - AU
Business
Josh Taylor

Optus data breach: everything we know so far about what happened

Close up of digital equipment
Up to 10 million Optus customers are believed to have had their details accessed by an unknown hacker. Photograph: AnuchaCheechang/Getty Images/iStockphoto

In the week since Optus announced it had been the subject of a massive data breach with as many as 10 million customer accounts exposed, solid information about what actually happened has been scarce.

Here’s what we know so far.

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