Using Securimage's PHP Captcha script in a 508 accessible application

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You probably want to go with a solution that is expressly 508 compliant. I usually recommend reCaptcha: http://www.google.com/recaptcha.,Connect and share knowledge within a single location that is structured and easy to search., How can an NPC replace some pages of a book with different pages, without leaving a trace of manipulation? , Is this multi-company employment relationship a usual practice?

It is possible to make Flash visible to screen readers. One can do so using flash.accessibility.AccessibilityProperties.

If you check the Securimage GitHub Repo the latest update has replaced securimage_play.swf with a version that exposes some accessibility information so the screen reader will read Play Audio Captcha when it detects the flash file. It can now also be tabbed into focus from the form.

securimage_play.swf

It is possible to make Flash visible to screen readers. One can do so using flash.accessibility.AccessibilityProperties.

If you check the Securimage GitHub Repo the latest update has replaced securimage_play.swf with a version that exposes some accessibility information so the screen reader will read Play Audio Captcha when it detects the flash file. It can now also be tabbed into focus from the form.

Play Audio Captcha
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BotDetect CAPTCHA Section 508 Compliance Checklist , Section 508 CAPTCHA CAPTCHA Complying with Section 508 BotDetect CAPTCHA Section 508 Compliance Checklist ,Long enough BotDetect Captcha interaction window, Captcha Accessibility CAPTCHA Accessibility Criteria Section 508 CAPTCHA CAPTCHA Complying with Section 508 BotDetect CAPTCHA Section 508 Compliance Checklist WCAG CAPTCHA ADA CAPTCHA

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The classes uses an existing PHP session or creates its own if none is found to store the CAPTCHA code. In addition, a database can be used instead of session storage.,Securimage is a PHP class that is used to generate and validate CAPTCHA images.,Variables within the class are used to control the style and display of the image. The class uses TTF fonts and effects for strengthening the security of the image.,Securimage - A PHP class for creating captcha images and audio with many options.

<form method="post" action="">
   .. form elements

   <div>
      <?php
        require_once 'securimage.php';
        echo Securimage::getCaptchaHtml();
    ?>
   </div>
</form>
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