ChatGPT Computer History Feature Creates New Attack Surface for macOS Infostealers

A new feature in ChatGPT now records your actions on your Mac, creating a detailed, plain-text diary of your work. This unencrypted log is vulnerable to cybercriminals, offering them an easy target. Released by OpenAI in mid-August 2026 and available only in the ChatGPT desktop app for macOS, the feature is called Computer History, and security researchers warn that it materially widens the attack surface for the wave of macOS infostealers currently flooding the threat landscape. Computer History is designed to give the AI assistant persistent context about your work, so it can handle vague requests such as “remind whoever I emailed last week about the deliveries.” Rather than following the screenshot-heavy approach that...

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