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Origin Energy Data Breach: Two Million Customers at Risk as Hacker Counts Down

Philiphall •Phil Hall • July 22, 2026

Australia's largest energy retailer Origin Energy is investigating a potential data breach affecting up to two million customers. A hacker has provided samples to media outlets and started a 14-day countdown clock. Experts warn this is a 'canary in the coal mine' for critical infrastructure security.

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Origin Energy Investigates Major Data Breach Affecting Millions of Customers 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. 57 sources 66

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Origin Energy Data Breach: Two Million Customers at Risk as Hacker Counts Down

The full story

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