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ZCAM: iOS camera app that cryptographically proves human authorship

zcam.succinct.xyz
3 pointsGZGavinZhao2 comments
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It's behind an invite wall with a shady X scheme to repost and comment and get somebody else to steal your invite. But then you will keep posting comments to get new invites.

*sad Android noises

Maybe some folks more familiar with iOS can comment on how reliable this is on the software side. For example, what's stopping me from feeding a video stream as camera input?

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