AJAX Captcha Simple Demo (without other fields of the form)

CAPTCHA implementation capable using AJAX for refreshing and validation. It is based on kCaptcha script which outputs images very usable for humans but hard to decipher for spambots.

In this example CAPTCHA validation is being done onkeyup and the result of validation is being displayed onkeyup and after clicking Submit button.

Enter the characters as seen on the image below; if you can't decipher the text on the image, click it to dynamically generate a new one.

Captcha image