Didn't recaptcha v3 also do this? iirc the "silently monitor in the background" was part of the selling point.
Yea this is the premise behind all the invisible captchas, combined with browser fingerprinting. Same tech is used now to detect distillation rings.
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Yea this is the premise behind all the invisible captchas, combined with browser fingerprinting. Same tech is used now to detect distillation rings.