Finally, there is reCAPTCHA v2 Android for integrating the technology into native Android apps. There is also an Invisible reCAPTCHA badge in V2 that does not require users to click on any checkbox but is just invoked when a user clicks a submit button on your site. Suspicious users get extra tests to pass. The “I’m not a robot” checkbox is shown to users before they submit some form on a website. However, V1 was shut down by Google in 2018. The first tests were presented as tasks to decipher hard-to-read text or distorted digits, match images, do math calculations, or answer general-knowledge questions. What forms does it take? The ReCAPTCHA versions As its full name suggests, it is based on the Turing test - a test invented in 1950 by English mathematician Alan Turing to determine whether a machine is capable to show intelligent behavior equivalent to that of a human being. ReCAPTCHA is a type of CAPTCHA (Completely Automated Public Turing test to tell Computers and Humans Apart). Its original slogan was “Stop Spam, Read Books.” That’s why its text tests have never been random word combinations but excerpts from books that were going through digitization. To tell humans from bots, machine learning and advanced risk analysis are used.Īn interesting fact is that ReCAPTCHA was initially invented for book digitization. Real users will be able to fully use the website in usual ways. It is widely used for website protection from spam and abuse that can be caused by malicious software. It was created by experts at Carnegie Mellon University and later purchased by Google. ![]() ReCAPTCHA is a free service that helps websites distinguish between human and automated access. Still, we would like to make it clear and answer the question “What does reCAPTCHA mean?” in more detail. ![]() Most readers, both tech-savvy and not, must have heard the term “reCAPTCHA” and definitely met with reCAPTCHA on the Web. If your website is based on Drupal, you can rely on the special reCAPTCHA module for Drupal that will make it easier to install reCAPTCHA and stop website spam. It’s great to know there are helpful technologies in this sphere, one of which is Google reCAPTCHA. They, so websites need to learn to distinguish between real people and bots and use the blocking mechanisms. Their goals are spam comments, spam emails, and spam forms - and these are just some relatively innocent examples. ![]() Unfortunately, many “visitors” knocking on your website’s doors are malicious bots that masquerade as humans. In an ideal world, only real and well-behaved users access websites.
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