Paid Advertising is
ha.ckers sla.cking
How robots and spiders are causing issues, how to stop them. We can also talk about Completely Automated Public Turing Test To Tell Computers And Humans Apart - their use, their compliance issues, porn proxies, PWNtcha and other ways to defeat them. 

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6 years ago
I am a captcha newbie so I do not how sophisticated my idea for a captcha would be. Using PHP: Define a seed string of upper and lower case letters, plus numbers. Generate a random string of 512 or 1024 or whatever length long. Divide the length of the generated string by the number of characters in the captcha string - call this number 'Nindex' Generate a random number between 0 and Nindex
Forum: Robots/Spiders/CAPTCHAs, oh my
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