Post inspired by the bot threat that people on Lemmy have been talking about. I’m not asking how an expert would design it, but how you would design it if you were tasked with it.
Post inspired by the bot threat that people on Lemmy have been talking about. I’m not asking how an expert would design it, but how you would design it if you were tasked with it.
The mCaptcha system Lemmy devs are/were working on integrating on the next version is based on this approach afaik.
It doesn’t use any crypto but it does do “wasteful” proof-of-work calculations of some kind.