Projects tagged ‘captcha’ and ‘spam’

Simple Captcha provides the captcha authentication functionality in rubyonrails application. Its really simple to implement, requires one line of code in view and one line of code in controller or ... [More] model and it provides the multiple image styles to be displayed. AKA simple_captcha rails plugin [Less]

Egglue Semantic CAPTCHA generates textual challenges to protect websites from automated spam. Unlike conventional CAPTCHA, all challenges require only basic intuitive/reasoning abilities to solve. ... [More] In the current Beta, visitors are presented with two meaningful sentences, each missing one verb. Visitors are asked to type in the missing verbs so that the sentences make intuitive sense. An example challenge is: Speakers can ______ sound. A correct answer is play. Other correct answers include amplify, produce, control and others, as intuition suggests. Visitors are free to type in any verb as long as the completed sentence makes intuitive sense and uses correct grammar. Egglue knows that there is no single solution to each challenge, so it tries to pass all intuitively relevant solutions. [Less]

The Egglue CAPTCHA Drupal module uses the Egglue Semantic CAPTCHA web service to provide intuition-based CAPTCHA challenges for use with the Drupal CAPTCHA module. It provides a Drupal interface with ... [More] Egglue CAPTCHA. Egglue CAPTCHA generates CAPTCHA challenges requiring only basic intuitions about the world to prevent spam. Unlike conventional CAPTCHAs, visitors are free to use any words deemed fit. An interesting feature: The CAPTCHA verification mechanism tries to accept all intuitively relevant solutions, which makes Egglue CAPTCHA more flexible than image CAPTCHA and text-based CAPTCHA. CMS generates content. So for Drupal sites, CAPTCHA is an essential safety feature. The Egglue CAPTCHA Drupal module requires the Drupal CAPTCHA module version 6.x-1.0 (or higher [Less]

TracRecaptchaPlugin is a Trac plugin that adds a CAPTCHA (from reCAPTCHA) to ticket forms.

A stand-alone comment spam filtering library. Includes Akismet, Invisible Captcha, and Visible Captcha. The Akismet library included is based on code in use by Subtext and DasBlog.

Spam bots are crazy and annoing these days, and there are a lot of CAPTCHA implementation for different platforms, but I think CAPTCHA implementation from Encaps.net is effective,simple and easy solution.

Add some tool to prevent spam bot to register to your vanilla forum. This extension is based on the Applicant Email Verification extension 0.4.1.

Plain text based guestbook, so no mysql needed, has good protection against pharmacy & pornography spammer boots, anti-flood, captcha, simple administration and IP blocking. For demonstration and ... [More] download visit: http://www.slovenianboy.com/guestbook [Less]

ANSI Common Lisp Library for the ReCAPTCHA.net web-services.