captcha

ebhakt <[email protected]>
Newsgroups gmane.comp.security.full-disclosure,gmane.comp.security.bugtraq,gmane.comp.security.cryptography.securityfocus,gmane.comp.security.dailydave,gmane.comp.security.ids,gmane.comp.security.virus,gmane.comp.security.forensics,gmane.comp.security.nmap.general,gmane.network.openssh.general,gmane.comp.security.basics,gmane.comp.security.web-applications
Message-ID <CADo+pE_Q83708K_Cf9wY0Ltrxd9KS9OS4U=P436RkPYn=wCQ5Q@mail.gmail.com>
Hii guys,
I want to know the logic behind creating a captcha image
I know how the servers are designed and what the captcha security does!!
but how the captcha imagae is generated >> that's my main question !!

Any ideas , guesses !!
Just mail around !!

Thanks

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