http://waelchatila.com:80/tags/proofofconcept/ Notes on Software, Engineering and Science en Wael Chatila Thu, 11 Mar 2010 03:23:48 GMT Pebble (http://pebble.sourceforge.net) http://backend.userland.com/rss http://waelchatila.com:80/2005/12/18/1134960510669.html This article shows one way to use AJAX along with a series of images to create a secure CAPTCHA system. CAPTCHA is a way to tell humans and computers apart and is used all over the web, especially if you're signing up for new email accounts. For more background information and definitions, see <a href="http://en.wikipedia.org/wiki/Captcha">http://en.wikipedia.org/wiki/Captcha</a><p><a href="http://waelchatila.com:80/2005/12/18/1134960510669.html">Read more...</a></p> <p><a href="http://waelchatila.com:80/2005/12/18/1134960510669.html">Read more...</a></p> AJAX Web http://waelchatila.com:80/2005/12/18/1134960510669.html#comments http://waelchatila.com:80/2005/12/18/1134960510669.html Mon, 19 Dec 2005 02:48:30 GMT