New and Free at the Marketplace: Logic Captcha
Enhanced captcha available at the Kentico Marketplace for free
Captcha is used for spam protection on various web forms. It provides a problem easy enough for all humans to solve, but hard to solve for the standard automated software which will try to fill the form.
Captcha included in the standard installation of Kentico CMS provides the basic functionality as shown on the picture below.
component allows you to use different versions of captcha including logical questions, math questions, compare operations and statements. The statements can be customized and also different for each culture.
The Logic Captcha component
can be used on ASPX pages like user control or can be used in forms like form control (for example in bizforms). It was developed by Dominik Pinter (Kentico).