On Thursday 19 June 2008, [EMAIL PROTECTED] wrote: > If you're going to have a captcha ... I think it's the Univerity of > Illinois library that provides a free captcha service. They're in toe > pocess of digitizing their entire collection, and they use the words and > phrases that their OCR systems fail on as a source of captchas. > Apparently is's quite effective at weedind out bots, and not hard on > real human beings. And it helps them digitize their library. > > I found it following links from googling (or wikipeding) CAPTCHA. > Didn't keep the link.
Do you mean http://recaptcha.net/ Not sure whether ikiwiki supports it, though. - Thomas
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