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LLMs can unmask pseudonymous users at scale with surprising accuracy

arstechnica.com

1–10 of 78 posts

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

#3
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) because they claim it would be misused for evil. In other words, "trust me bro."

Also see the previous discussion here: https://news.ycombinator.com/item?id=47139716

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

#4

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…

With low precision, you're in Japan. But I don't need the JPY. of course that could be obfuscation.

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

#5
post #4

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…

With low precision, you're in Japan. But I don't need the JPY. of course that could be obfuscation.

The currency is not related to my location, I picked a random one, but thanks anyway :)

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

#6

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 live on Earth. Now that I won let’s go double or nothing. I bet I can guess where you got dem shoes at.

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

#8
post #4

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…

With low precision, you're in Japan. But I don't need the JPY. of course that could be obfuscation.

[flagged]

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

#10

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…

I'm pretty sure they can use the meta data the pull from your various interactions with search and the text you post online. These services build fingerprints of your habits using these techniques to follow you everywhere. At some point in the chain they could easily connect this fingerprint to your identity as soon as you log into and account that contains a piece of identifying information about you. The threat is real. I can foresee someone programming a terminal or app that obfuscates online behavior to avoid this fingerprinting in the future.

Unless I am misreading something. Take a look at surveillance capitalism to see what's possible right now. It's going to be 100x worse as LLMs become more advanced.

It's not the things you post online, it's the nuances behind the way you type and other ways to determine behavior that allows them to be able to build these kinds of profiles.

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