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LLMs can unmask pseudonymous users at scale with surprising accuracy

arstechnica.com

31–40 of 78 posts

Re: LLMs can unmask pseudonymous users at scale with surprising accuracy

#31

Only if said users happen to commit OPSEC failures themselves. LLMs aren't magic... If someone can figure out who I am or what city I live in just by this username or my comments (with proof), I'll personally send you 500,000 JPY. I'm quite confident that's not going to happen though. The paper referenced in the article does not even explain their exact testing methodology (such as the tools or exact prompts used) be…

Everyone commits opsec failures eventually. With LLMs linking anonymous accounts it just makes it even more likely to be caught.

Re: LLMs can unmask pseudonymous users at scale with surprising accuracy

#35

> If you request deletion of your Hacker News account, note that we reserve the right to refuse to (i) delete any of the submissions, favorites, or comments you posted on the Hacker News site Probably not GDPR-compliant then if comments can be deanonymised by LLMs.

This is probably the worst piece of policy on whole HN. It has a evil feel to it. If HN wasn't so interesting/valueable, this would be the single reason NOT to use it at all.

Re: LLMs can unmask pseudonymous users at scale with surprising accuracy

#37

Only if said users happen to commit OPSEC failures themselves. LLMs aren't magic... If someone can figure out who I am or what city I live in just by this username or my comments (with proof), I'll personally send you 500,000 JPY. I'm quite confident that's not going to happen though. The paper referenced in the article does not even explain their exact testing methodology (such as the tools or exact prompts used) be…

[deleted]

Re: LLMs can unmask pseudonymous users at scale with surprising accuracy

#38

> If you request deletion of your Hacker News account, note that we reserve the right to refuse to (i) delete any of the submissions, favorites, or comments you posted on the Hacker News site Probably not GDPR-compliant then if comments can be deanonymised by LLMs.

My understanding is that the GDPR “right to be forgotten” applies to personal data. Are publicly available comments considered personal data?

Well, the username attached to them would surely be.

Re: LLMs can unmask pseudonymous users at scale with surprising accuracy

#39

Only if said users happen to commit OPSEC failures themselves. LLMs aren't magic... If someone can figure out who I am or what city I live in just by this username or my comments (with proof), I'll personally send you 500,000 JPY. I'm quite confident that's not going to happen though. The paper referenced in the article does not even explain their exact testing methodology (such as the tools or exact prompts used) be…

You are ranger_danger
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