What we found on the web about CAPTCHA
A CAPTCHA or Captcha (pronounced /ˈkæptʃə/) is a type of challenge-response test used in computing to ensure that the response is not generated by a computer.
reCAPTCHA is a system originally developed at Carnegie Mellon University that uses CAPTCHA to help digitize the text of books while protecting websites from bots attempting to ...
A captcha system that uses successful decodings to helps digitise books for online use. Background, and details on how to incorporate into a site. Source code in several languages ...
BotDetect ASP.NET & ASP CAPTCHA Components & Controls. ... Lanapsoft (formerly Lanap) BotDetect™ CAPTCHA is an awarded website security solution designed to prevent automated ...
Professional PHP Captcha Script that generates unique captcha images to stop automated submissions, highly customizable, easy to install and configure.
Telling Humans and Computers Apart Automatically. A CAPTCHA is a program that can generate and grade tests that humans can pass but current computer programs cannot.
CAPTCHA Killer is 100% focused on increasing accessibility on the Internet. There are over 1 Million Americans that suffer from blindness. CAPTCHA Killer can be used to ...
Author: Zorex. A CAPTCHA for your comment system to prevent unwanted spams. Prevent automated spams by bots and most important naughty peoples. It's simple and yet secure.
Introduction. SimpleCaptcha is a framework used in generating CAPTCHA image/answer pairs for Java (J2EE, Grails, JavaFX, etc.). It is intended to be simple to implement and provide ...
Here is what users have to say about CAPTCHA

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A CAPTCHA or Captcha ( ) is a type of challenge-response test used in computing to ensure that the response is not generated by a computer. The process usually involves one computer (a server) asking a user to complete a simple test which the computer is able to generate and grade. Because other computers are unable to solve the CAPTCHA, any user entering a correct solution is presumed to be human. Thus, it is sometimes described as a reverse Turing test, because it is administered by a machine and targeted to a human, in contrast to the standard Turing test that is typically administered by a human and targeted to a machine. A common type of CAPTCHA requires that the user type letters or digits from a distorted image that appears on the screen.

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Hi, i am interested to work in your captcha entry project. i have experience in data entry, offline/online, captcha project. i have a team with 10pc and 30 users those who r very speedy for captcha entry. my team have good keyboard skills and can deliver 50k or more par day . if your captchas load fast, then I can deliver you the result. pls email me. shakthi.mahesh@yahoo.com is my id. thanks......................
These recent articles mention CAPTCHA
CBS News
On average it takes 5 to 10 seconds to respond to a CAPTCHA. The Wiseguys were able to do that in "a fraction of a second." According to an indictment unsealed today in federal court in Newark, New Jersey, Kenneth Lowson, Kristofer Kirsch, ...