this post was submitted on 27 Dec 2024
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They could (but didnt) do it with zero knowledge proofs as well. Then the website could go back and verify against the state site and no private information would be leaked.
The state would know the site requesting it via IP, but they wouldn't know which proof they were validating.
It's often talked about in the blockchain crypto space, but it's not the only way to use them. You could use it in a centralized system like this too.