this post was submitted on 07 Jul 2025
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[โ€“] unexposedhazard@discuss.tchncs.de 125 points 1 week ago* (last edited 1 week ago) (10 children)

Non paywalled link https://archive.is/VcoE1

It basically boils down to making the browser do some cpu heavy calculations before allowing access. This is no problem for a single user, but for a bot farm this would increase the amount of compute power they need 100x or more.

[โ€“] exu@feditown.com 12 points 6 days ago

It inherently blocks a lot of the simpler bots by requiring JavaScript as well.

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