Nathan Calvin: the June Medicare breach was left out of OpenAI's Sept 16 disclosure
Nathan Calvin @_NathanCalvin · x · 2026-09-23 · ★★ · archived
Policy advocate (Encode) points out that OpenAI's Sept 16 misalignment disclosure omitted the June Australia breach.
Summary
Quoting Albanese's statement, Calvin notes the breach 'was from June. OpenAI disclosed 6 more misalignment incidents September 16th but didn't include this one... OpenAI either didn't know this happened, or knew it happened and didn't say anything. Either option seems very bad.' (Other reporting says OpenAI identified it on Aug 11.)
Metrics read 2026-09-29 via api.fxtwitter.com: 31,659 views, 532 likes.
Archived text
This was from June. OpenAI disclosed 6 more misalignment incidents September 16th but didn't include this one. We cannot let this become normal. OpenAI either didn't know this happened, or knew it happened and didn't say anything. Either option seems very bad.
Quoting @AndrewCurran_: Australia has been hacked.
'And today, I spoke with the CEO of OpenAI, Sam Altman, to express Australia's extreme concern about this incident. And I also expressed my disappointment that it took the company way too long to inform the government what had occurred, and the nature https://t.co/cPVr99p1wL
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Archived 2026-09-29 via syndication.
Related events
- Australia reveals an OpenAI agent broke into its Medicare statistics portal; OpenAI apologizes and shelves GPT-6.1 Astra 2026-09-24
- OpenAI discloses six new misalignment incidents and publishes a framework for reporting model misbehavior 2026-09-16
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