How do you know if it’s a real human trying to sign up for an account on your website or posting a comment on your blog, or whether it’s simply a software bot leaching your resources? The most common way today is to subject the alleged human to a CAPTCHA
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Read the complete post at http://microsoftstartupzone.com/blogs/yi-jian_ngo/archive/2008/01/15/captcha-and-cats.aspx
Posted
Jan 15 2008, 01:13 AM
by
Microsoft Startup Zone