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Most powerful weapon against spam bots is captcha in your forms. But captcha has one minus user is forced to write some ’stupid’ word from picture witch is often is hard to read. Vileworks blog introduced new way of using captcha.

What I wanted was to have the commenting feature protected against spam bots without having the innocent human users ruining their eyes on captcha like images, or complete any mathematical equation or any other additional question fields.

This method looks attractive but if it would be new way of protecting your forms?