Many websites use it to prevent bot spamming and raiding, it works well, and it is widely used. Because the test is administered by a computer, in contrast to the standard Turing test that is administered by a human, a CAPTCHA is sometimes described as a reverse Turing test.

This form of CAPTCHA requires entering a sequence of letters or numbers in a distorted image. The most common type of CAPTCHA (displayed as Version 1.0) was first invented in 1997 by two groups working in parallel. The term was coined in 2003 by Luis von Ahn, Manuel Blum, Nicholas J. tʃ ə/ KAP-chə, a contrived acronym for 'Completely Automated Public Turing test to tell Computers and Humans Apart' ) is a type of challenge–response test used in computing to determine whether the user is human. Reviews are not monitored for bug reports, please use GitHub for issues and feature requests.This CAPTCHA (Version 1) of 'smwm' obscures its message from computer interpretation by twisting the letters and adding a slight background color gradient.Ī CAPTCHA ( / ˈ k æ p. The extension is also available for Edge and Firefox: The goal of this project is to improve our experience on the web, by giving us easy access to solutions utilized by automated systems. The difficulty of captchas can be so out of balance, that sometimes they seem friendlier to bots than they are to humans.

ReCAPTCHA challenges remain a considerable burden on the web, delaying and often blocking our access to services and information depending on our physical and cognitive abilities, our social and cultural background, and the devices or networks we connect from. Solving more than a couple of reCAPTCHA challenges a day may lead to a temporary block, regardless of your use of the extension. Follow the instructions from the extension's options to download and install the client app on Windows, Linux and macOS.

The success rate of the extension can be improved by simulating user interactions with the help of a client app. If you'd like to join them, please check out The continued development of Buster is made possible thanks to the support of awesome backers. It is not guaranteed that challenges are always solved, the limitations of the technology need to be considered. Challenges are solved by clicking on the extension button at the bottom of the reCAPTCHA widget. Buster is a browser extension which helps you to solve difficult captchas by completing reCAPTCHA audio challenges using speech recognition. Save time by asking Buster to solve captchas for you.

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