captcha validation

[eluser]Unknown[/eluser]
hi,

i am new to CI. i am working with the simple form examples. I want to include captcha validation to my registration form. is there any predefined class available for captcha? or how to do basic captcha validation in CI?

[eluser]Kami_[/eluser]
Yes, CodeIgniter already includes a Captcha plug-in.

It's not the best one, but it does it's job.

If you are interested in more "advanced" Captcha plug-in, check the forum and the libraries database.