INCIDENT: Optus, Aussie Telecom Firm, Hit In Cyberattack

Optus, the Australian unit of telecoms firm Singapore Telecommunications is investigating the unauthorized access of current and former customers’ information.
Optus said in a statement it had immediately shut down the attack after discovering it, and that payment details and account passwords had not been compromised.
However, information that may have been exposed include 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.

Incident Date

September 22, 2022



Estimated Cost

Unknown at this time. Up to 10 million customers affected.


Type of Malware:

No Malware identified

Threat Source:

No threat source identified


  • Optus hacker apologizes and allegedly deletes all stolen data
  • Aussie Telecom Firm Hit In Cyberattack




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