eCAPTCHA v3 returns a score for each request without user friction.
https://developers.google.com/recaptcha/docs/v3
Widgets · CAPTCHA
Get access to data on 10,859,650 websites reCAPTCHA v3 Customers. We know of 5,982,040 live websites using reCAPTCHA v3 and an additional 4,877,610 sites that used reCAPTCHA v3 historically and 2,310,188 websites in the United States.
Get a list of 10,859,650 websites using reCAPTCHA v3 which includes location information, hosting data, contact details, 5,982,040 currently live websites and an additional 2,460,006 domains that redirect to sites in this list. 4,877,610 sites that used this technology previouslyand 2,310,188 websites in the United States currently using reCAPTCHA v3.
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