How to Create Captcha without Create File Image???

[eluser]Unknown[/eluser]
I have problem with captcha plugin in CI, coz in captcha plugin CI captcha always create image file and delete file, thats make my wab site performance get slower...

and i try to modify captcha plugin...
i create image withou create file image and the i try to save to session... but its doesn't work becouse the text write in the image not equal with the text save in session...

if any one can help me to create captcha withou create image file...


thanks

[eluser]xwero[/eluser]
You could try the recaptcha library or the Akismet library as an alternative. Or you could try some other type bot detecting strategy like a honeypot input field.

[eluser]TheLoops[/eluser]
You might want to try to mod the Captcha Library to support something like this:
http://www.encaps.net/software/php-captcha/

[eluser]Unknown[/eluser]
ok thanks for all participation bro, now the problem is already solve