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_heimdallyesterday at 3:23 PM2 repliesview on HN

And without having to trust that the government isn't keeping track of every request for age verification?

I'd be curious how that might work as I haven't yet seen a zero-trust age verification system.


Replies

raronyesterday at 3:53 PM

The age verification proposal of the EU tries to do that, the government knows you used age verification (and I think the rough number of times you used it), but they don't know when or where you used it.

https://ageverification.dev/av-doc-technical-specification/d...

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chocmakeyesterday at 3:54 PM

See eg. BBS+[1]. Proofs that preserve anonymity are generated locally and neither the verifier nor issuer can determine the user based on these (in scenarios of non PII signals like age thresholds), while still allowing the verifier to validate it's issuer approved.

[1] https://news.ycombinator.com/item?id=47231456