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| PerlMonks |
Re: [OT] Some questions on captchaby dorward (Curate) |
| on Jun 16, 2005 at 06:58 UTC ( [id://467188]=note: print w/replies, xml ) | Need Help?? |
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An easily readable one is easier to OCR. A highly obscured one is hard for humans to decode. (Both require some other way to allow people to prove they are human, otherwise you lock users out and can potentially get slapped with accessibility and anti-discrimination laws.)
In Section
Seekers of Perl Wisdom
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