CAPTCHA - Wikipedia, the free encyclopedia
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 - Wikipedia, the free encyclopedia
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 ...
reCAPTCHA: Stop Spam, Read Books
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 CAPTCHA Home
BotDetect ASP.NET & ASP CAPTCHA Components & Controls. ... Lanapsoft (formerly Lanap) BotDetect™ CAPTCHA is an awarded website security solution designed to prevent automated ...
Captcha Creator - PHP Script Package
Professional PHP Captcha Script that generates unique captcha images to stop automated submissions, highly customizable, easy to install and configure.
What is a CAPTCHA?
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 | Automated CAPTCHA Solver, CAPTCHA Bypass
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 ...
WordPress › Simple CAPTCHA « WordPress Plugins
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.
SimpleCaptcha - A CAPTCHA framework for Java/J2EE
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 ...