Captcha Version : 1.3

Captcha Features : Security Image enables you to easily add Captcha security images to any form on your website. It uses PHP4 (and GD, which is bundled with PHP4). 1. 6 Different backgrounds (PNG format). 2. 4 different Fonts (TTF Format). 3. An example form showing how to use the Security Image class. 4. GPL Licence (free). 5. ADDED: each letter has a different orientation.

Captcha Home Page : http://surneo.com/php/SecurityImages/SecurityImage/1.3/

Captcha Tryout :

   
Note:The Captcha is case sensitive, so make sure to enter the capital letters as capital
and the small letters as small.