A Captcha helps block traffic to websites.
https://docs.aws.amazon.com/waf/latest/developerguide/waf-captcha.html
Widgets · CAPTCHA
Get access to data on 28,416 websites Amazon AWS WAF Captcha Customers. We know of 23,035 live websites using Amazon AWS WAF Captcha and an additional 5,381 sites that used Amazon AWS WAF Captcha historically and 12,199 websites in the United States.
Get a list of 28,416 websites using Amazon AWS WAF Captcha which includes location information, hosting data, contact details, 23,035 currently live websites and an additional 74,743 domains that redirect to sites in this list. 5,381 sites that used this technology previouslyand 12,199 websites in the United States currently using Amazon AWS WAF Captcha.
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