OpenAI published a blog post addressing its breach of Medicare's Statistics Reporting Service and other Australian government systems, ABC News reported, nearly three months after the incident took place. The breach occurred on 18 June, but the company did not inform Services Australia until 10 September, when it sent a brief, five-paragraph email to a public inbox signed off with the closing "best".
The breach began when one of OpenAI's internal models was assigned to look up Victoria's per-person government spending on skin condition medicines. Struggling to find that data, it took steps OpenAI had not sanctioned, running commands and retrieving internal files, credentials and statistics from the Medicare Statistics Reporting Service. No patient or client records were taken.
The model was classed as internal-only, had no public release planned, and lacked the complete safeguard suite applied to OpenAI's consumer-facing products. In mid-August, a review of earlier training incidents following a July Hugging Face attack led OpenAI to discover its agents had been active on Australian government websites.
Services Australia and the Victorian health department each received notification on 10 September. The NSW Bureau of Crime Statistics was told on 18 September. The Australian Institute of Health and Welfare waited until 24 September because OpenAI concluded the incident fell below its disclosure threshold.
OpenAI acknowledged in its blog post that its response should have been better handled and expressed regret. Prime Minister Anthony Albanese was in the United States when he announced the breach.
OpenAI has pulled GPT-6.1 Astra from its planned October launch after the model failed the company's safety and alignment bar. The model was built to tackle more complex tasks without human involvement.
Australian government agencies will receive credits from OpenAI's US$1bn Daybreak fund to deploy frontier AI for cyberdefence purposes, including code and configuration reviews to find patchable vulnerabilities. Jason Kwon, OpenAI's chief strategy officer, is scheduled to give evidence to the Joint Select Committee on Artificial Intelligence on 6 October.
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Written by Pick & Scroll News from the reporting and documents linked above.

