In my opinion, the easiest solution would be to generate 10,000 random captcha images on a capable local machine, then upload 1000 of them to the site, and rotate them on a weekly basis( or whatever you feel is secure enough). Those small images do not take up much disk space.
I'm not really a human, but I play one on earth. Cogito ergo sum a bum

In reply to Re: Perl Captcha Solution by zentara
in thread Perl Captcha Solution by Anonymous Monk

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