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Origin Energy Investigates Major Data Breach Affecting Millions of Customers

Origin Energy Investigates Major Data Breach Affecting Millions of Customers

First seen 22 Jul 2026, 06:39 UTC

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ThreatCluster AI
ThreatCluster July 23, 2026 at 05:20 UTC
  • An alleged hacker claims to have accessed data of up to two million Origin Energy customers.
  • Origin Energy does not believe sensitive financial information was compromised.
  • The company has engaged with cybersecurity authorities and is investigating the breach.

Origin Energy is investigating a potential cybersecurity incident involving unauthorized access to customer data, reportedly affecting up to two million Australians. An alleged hacker, identifying as 'John Doe', claims to have accessed personal details including names, addresses, and account information. The company has confirmed it does not believe sensitive data such as credit card or bank details were compromised. Origin has notified the Australian Cyber Security Centre and the Australian Federal Police, and is engaging with the Office of the Australian Information Commissioner. The hacker has threatened to release the data publicly unless a resolution is reached within 14 days. This incident follows a recent rise in cyberattacks targeting major Australian companies, raising significant concerns about data security and customer trust. Origin's shares dropped nearly 3% following the announcement, reflecting investor anxiety over the breach.

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Timeline

2026-07-22
Origin Energy announces investigation into data breach
Origin Energy confirmed a potential cybersecurity incident involving unauthorized access to customer data, affecting millions.
Kalkine.Au
2026-07-22
Hacker claims responsibility for data breach
An alleged hacker claimed to have accessed personal details of over two million customers and threatened to publish the data unless a settlement is reached.
7News.Au
2026-07-22
Origin Energy notifies authorities
The company has notified the Australian Cyber Security Centre and the Australian Federal Police about the potential breach.
Skynews.Au
2026-07-22
Shares drop following breach announcement
Origin Energy's shares fell nearly 3% after the announcement of the data breach investigation, reflecting investor concern.
Sbs.Au

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