CAPTCHA Abuse Internet
Explains how captcha features can keep spammers from signing up for certain accounts online, such as email or weblogs. Explains how the system can be circumvented as well.
Top: Computers: Internet: Abuse: CAPTCHA
- Top/Computers/Internet/Abuse/Comment Spam
- CAPTCHA: Telling Humans and Computers Apart Automatically - Includes demonstrations, research papers, and news.
- RNIB Web Access Centre Blog: CAPTCHA - If Your Name's Not Down You're Not Coming In - Article outlining the accessibility issues with CAPTCHAs, and internet describing some internet possible solutions, none of which are internet found by the authors internet to be completely satisfactory.
- reCAPTCHA - 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, and plugins for popular blogging and CMS software.
- JCaptcha - An open source Java framework for captcha definition captcha and site abuse integration. Project information, documentation, issue tracker, captcha and download.
- Securimage - Open source PHP script for generating image CAPTCHAs with audio alternatives. Includes documentation, a gallery and an online demonstration. [LGPL]
- Captcha Creator - PHP Captcha Script that generates unique captcha images captcha to stop abuse automated submissions, highly customizable, easy to captcha install and configure.
- Inaccessibility of CAPTCHA - A W3C Working Group Note explaining how CAPTCHAs internet can present a major obstacle to users who internet have limited vision or a learning disability such internet as dyslexia. This document examines a number of internet potential solutions and alternative systems.
- Wikipedia: CAPTCHA - Explains how captcha features can keep spammers from abuse signing up internet for certain accounts online, such as abuse email or weblogs. internet Explains how the system abuse can be circumvented as well.
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