LLMs can unmask pseudonymous users at scale with surprising accuracy
Gagarin1917 Wednesday, March 04, 2026
Summary
Large language models can be used to unmask pseudonymous online users with surprising accuracy, posing a significant threat to privacy and anonymity. Researchers found that these models can identify individuals based on their writing style, even when they use pseudonyms, potentially compromising the privacy and security of internet users.
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arstechnica.com