this post was submitted on 13 Jul 2026
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Cloudflare Precursor watches your mouse and keyboard to decide if you are human (nerds.xyz)
submitted 1 day ago by who@feddit.org to c/privacy@programming.dev
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[โ€“] pelespirit@sh.itjust.works 10 points 1 day ago (1 children)

But you can tell what a person is typing by their timing and rhythm. I don't have time right now, but there are articles on that.

[โ€“] Deebster@infosec.pub 10 points 1 day ago* (last edited 1 day ago)

True, people should search for "keystroke timing attacks". It's more effective if you include things like accelerometer data and audio.

We can see what Cloudflare's code is measuring and reporting to find out if those attacks would be possible.