OP here, and full disclosure I work with the hCaptcha team. Yep, Cloudflare is a big part of this, but you'll find our enterprise offering (BotStop.com) running

OP here, and full disclosure I work with the hCaptcha team. Yep, Cloudflare is a big part of this, but you'll find our enterprise offering (BotStop.com) running on many many other large sites and apps. If you've used the internet in 2020, you almost certainly interacted with our products :)