- In Search Of The Perfect CAPTCHA http://www.smashingmagazine.com/2011/03/04/in-search-of-the-perfect-captcha/ 5 comments technology
Linked pages
- IBM's Watson supercomputer destroys all humans in Jeopardy practice round (video!) | Engadget http://www.engadget.com/2011/01/13/ibms-watson-supercomputer-destroys-all-humans-in-jeopardy-pract/ 489 comments
- Inaccessibility of CAPTCHA https://www.w3.org/TR/turingtest/ 307 comments
- http://joelvanhorn.com/2010/11/10/using-wolframalpha-to-hack-text-captcha/ 137 comments
- TextCaptcha: textual CAPTCHA challenges http://textcaptcha.com/ 63 comments
- Meta | Social Metaverse Company https://blog.facebook.com/blog.php?post=486790652130 51 comments
- scripting - Stopping scripters from slamming your website - Stack Overflow http://stackoverflow.com/questions/450835/stop-scripters-from-slamming-your-website-hundreds-of-times-a-second 37 comments
- Disqus – The #1 way to build your audience https://disqus.com 32 comments
- Death to Captchas - Web Performance Consulting | TimKadlec.com http://timkadlec.com/2011/01/death-to-captchas/ 25 comments
- Hashcash - Wikipedia https://en.wikipedia.org/wiki/Hashcash 22 comments
- Honeypot Captcha | You’ve Been Haacked http://haacked.com/archive/2007/09/11/honeypot-captcha.aspx 21 comments
- CAPTCHAs' Effect on Conversion Rates - Moz http://www.seomoz.org/blog/captchas-affect-on-conversion-rates 9 comments
- Google Farmer Update: Quest for Quality - SISTRIX http://www.sistrix.com/blog/985-google-farmer-update-quest-for-quality.html 1 comment
- Acquia http://mollom.com/ 1 comment
- reCAPTCHA https://www.google.com/recaptcha/ 1 comment
- Socially Adjusted CAPTCHAs – Google AI Blog http://googleresearch.blogspot.com/2009/04/socially-adjusted-captchas.html 0 comments
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