Why? To block robots. Other captchas? JavaLite – captcha http://javalite.io/captchaBut I wanted not to challenge any images to users. Google ReCAPTCHA v3 only reads users’ mouse and keyboard interactions and challenge nothing to find out robots. Is it free? Yes, commercially free. But Google will collect all users’ interactions all over the website, right on… Continue reading Google ReCAPTCHA to AngularJS