The images or characters you are often asked to fill in to prove that you are not a robot, are called a CAPTCHA. The term CAPTCHA stands for Completely Automated Public Turing Test to tell Computers ...
When you log into a website or submit a contact form, you are likely to encounter a bot exclusion system called ``CAPTCHA'' that says something like ``I'm not a robot.'' CAPTCHA asks questions such as ...
The classic CAPTCHA system has been the main barrier to internet bot defense. Its main goal is to separate bots from human users through simple tests and usage parameter analysis. Google’s reCAPTCHA ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback