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Encryption protects content, not context Mischief-makers can guess the subjects being discussed with LLMs using a side-channel attack, according to Microsoft researchers. They told The Register that models from some providers, including Anthropic, AWS, DeepSeek, and Google, haven't been fixed, putting both personal users and enterprise communications at risk.…

More from The Register 11 Nov 2025, 1:09 p.m. Amazon Web Services Encryption Fixed Google Microsoft Research Side-Channel