A malicious Google Chrome extension named Prompt Optimizer has been discovered that secretly steals user prompts and generated responses from AI services like ChatGPT, Claude, and Copilot. Despite claims from its creators that user data is not collected, the extension operates as a keylogger and data stealer, and remains available on the Chrome Web Store. AI
IMPACT This incident highlights security risks for users interacting with AI tools via browser extensions, potentially impacting trust and adoption.
RANK_REASON Discovery of a malicious browser extension that targets AI services.
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