![]() ![]() ![]() They may have also been distorted sequences of words. They’re both tests to weed out bots.īack in the day, nearly all reCAPTCHAs were images with distorted letters and numbers. Many people might not know the difference between the two, but there isn’t that much difference anyway. Note that most people still use both CAPTCHA and reCAPTCHA interchangeably. Google, being the company they are, had a genius idea to acquire CAPTCHA and make it better. Unfortunately, such a CAPTCHA test was quite easily solvable by machines and fell out of favor quickly. There is some sort of test that is difficult for machines to figure out and some confirmation button or entry point.Ī CAPTCHA could be something very simple such as solving a math equation or clicking on a fire hydrant, etc. Still, every CAPTCHA is made out of two essential parts. They aren’t very popular anymore as Google’s reCAPTCHA has proven itself to be much better at the task. Many people might not even have noticed or seen an actual, regular CAPTCHA (as opposed to Google’s reCAPTCHA). A turing test, mentioned in the section, is a way of finding out, without knowing beforehand, who is a bot and who is not. CAPTCHA is an acronym for Completely Automated Public Turing Test to Tell Computers and Humans Apart. ![]()
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