CAPTCHA

CAPTCHA
a) A distorted image of letters and numbers used to prevent automated use of websites.

I find CAPTCHAs very difficult to read.

b) Anything that a human must do to prove that they are not a computer.

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Look at other dictionaries:

  • CAPTCHA — Ce captcha de « smwm » rend difficile son interprétation par un ordinateur en modifiant la forme des lettres et en ajoutant un dégradé de couleur en fond. Un captcha est une forme de test de Turing permettant de différencier de manière… …   Wikipédia en Français

  • Captcha — [ kæptʃə] ist ein Akronym für Completely Automated Public Turing test to tell Computers and Humans Apart. Wörtlich übersetzt bedeutet das „Vollautomatischer öffentlicher Turing Test, um Computer und Menschen zu unterscheiden“. CAPTCHAs werden… …   Deutsch Wikipedia

  • CAPTCHA — [ kæptʃə] ist ein Akronym für Completely Automated Public Turing test to tell Computers and Humans Apart. Das bedeutet: „Vollautomatischer öffentlicher Turing Test zur Unterscheidung von Computern und Menschen“. CAPTCHAs werden verwendet, um zu… …   Deutsch Wikipedia

  • Captcha — es el acrónimo de Completely Automated Public Turing test to tell Computers and Humans Apart (Prueba de Turing pública y automática para diferenciar a máquinas y humanos). Se trata de una prueba desafío respuesta utilizada en computación para… …   Enciclopedia Universal

  • CAPTCHA — Early CAPTCHAs such as these, generated by the EZ Gimpy program, were used on Yahoo!. However, technology was developed to read this type of CAPTCHA[1] …   Wikipedia

  • Captcha — Ce captcha de « smwm » rend difficile son interprétation par un ordinateur en modifiant la forme des lettres et en ajoutant un dégradé de couleur en fond …   Wikipédia en Français

  • Captcha — Este artículo o sección necesita referencias que aparezcan en una publicación acreditada, como revistas especializadas, monografías, prensa diaria o páginas de Internet fidedignas. Puedes añadirlas así o avisar …   Wikipedia Español

  • CAPTCHA — Искаженная строка smwm CAPTCHA ([ˈkæptʃə]; от англ. Completely Automated Public Turing test to tell Computers and Humans Apart  полностью автоматизированный публичный тест Тьюринга для различия компьютеров и людей)  товарный знак… …   Википедия

  • captcha — (KAP.chuh) n. A computer generated test that humans can pass but computer programs cannot. Also: Captcha, CAPTCHA. Example Citation: With his Ph.D. student Luis von Ahn and others Dr. [Manuel] Blum devised a collection of cognitive puzzles based… …   New words

  • captcha — /ˈkæptʃə/ (say kapchuh) noun Computers a challenge response test that enables the identification of a human response, as opposed to a computer generated response, by setting a task, such as reading distorted letters, that only a human being can… …  

  • CAPTCHA — [ kapshə] (also captcha) n. a program or system intended to distinguish human from machine input, typically as a way of thwarting spam and automated extraction of data from Web sites …   Useful english dictionary

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