Tarun Chitra pfp
Tarun Chitra
@pinged
“ZK will be more useful in AI than crypto” — something I didn’t really believe until recently But it will be used in ways people didn’t predict (not zkml or identity)
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Derya Karli pfp
Derya Karli
@karli
I assume you already seen the “watermarks in the sand” paper which tells us impossibility of watermarking for Gen Models and LLM especially for fake news and misinformation. I wonder how zk plays role here, since they can even attack private detection algos.
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Tarun Chitra pfp
Tarun Chitra
@pinged
Yeah so that paper shows you can't make them fully removable to PPT adversaries; on the other hand, the recent coding theory watermarks have ZK-like guarantees conditional on the entropy of the output; this is like an "instance-based" backdoor through the watermarks in the sand paper of Barak, et. al
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Tarun Chitra pfp
Tarun Chitra
@pinged
The interesting thing about watermarks (and sort of why they are a "weak" version of ZK and/or IO) is there's no "PCP theorem" for them in the sense that you have to make extra assumptions for them to work (e.g. min entropy of output, cross entropy / correlation lower bound) that restrict the instances they work on
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