Optus data breach: who is affected, what has been taken and what should you do?

After a malicious cyber-attack, customers of Australia’s second-largest telco are advised they could be at risk of identity theft

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Australia’s second-largest telco, Optus, has suffered a massive data breach, with the personal information of potentially millions of customers compromised by a malicious cyber-attack.

It is believed the attackers were working for a criminal or state-sponsored organisation.

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