Australian telecommunications firm Optus is warning current and former customers that their personal details were exposed after it suffered a major data breach.
"Information which may have been exposed includes customers' names, dates of birth, phone numbers, email addresses and for a subset of customers, addresses, ID document numbers such as driver's license or passport numbers," the company says in a data breach notification issued Thursday. "Payment detail and account passwords have not been compromised."
Optus has more than 10.2 million customers, accordingly to publicly available data, and is Australia's second largest telecommunications company, providing landlines, mobile connectivity, internet and cable access, leased lines and more. It is a subsidiary of the Singaporean telecommunications conglomerate Singtel ...
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