Programming.Captcha History

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February 24, 2009, at 09:47 AM by OtherMichael - adbux captcha
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[[http://userscripts.org/topics/21793|comment that mention adbux.org captcha are also "simple"]]
 
 
February 23, 2009, at 01:29 PM by OtherMichael - the megaupload thing
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[[http://jdownloader.org/knowledge/wiki/gui/configuration/advanced-view/janticaptcha|jAntiCaptcha]] - GNU license java-code (part of [=JDownloader=]


!![[#megaupload]] the Megaupload thing
A javascript-neural-net-OCR implementation (via JavaScript/GreaseMonkey) to break a specific captcha. Sadly, the site changed their captcha in Feb, 2009.
[[http://userscripts.org/scripts/show/38736|megaupload via Optical Character Recognition]] -- sheesh!
[[http://herecomethelizards.co.uk/mu_captcha/|project homepage, plus live demo]]
[[http://ejohn.org/blog/ocr-and-neural-nets-in-javascript/|analysis]]
[[http://news.ycombinator.com/item?id=447715|HN discussion of analysis]]
[[http://userscripts.org/scripts/show/39807|automated megaupload-capthca]] -- uses the OCR script

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That megaupload js-thing.
 
 
February 18, 2009, at 08:33 AM by OtherMichael - w007
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Stack Overflow: [[http://stackoverflow.com/questions/450835/how-do-you-stop-scripters-from-slamming-your-website-hundreds-of-times-a-second|Woot gets slammed by bots; reluctantly decides on captcha]]
 
 
February 16, 2009, at 09:05 AM by OtherMichael -
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SO:captcha

http://www.captchakiller.com/
 
 
February 16, 2009, at 08:55 AM by OtherMichael - more links
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!! [[#General]] General Notes
http://www
.slash7.com/articles/2009/1/6/are-you-human-how-captcha-asks-the-wrong-question-solves-nothing

to:
(:description Capilary dilation of the so called blush response... fluctuation of the pupil, Involuntary dilation of the iris:)
!! What, not who, are you?
Wikipedia:Captcha
[[http://www.slash7.com/articles/2009/1/6/are
-you-human-how-captcha-asks-the-wrong-question-solves-nothing|Are you human? How CAPTCHA asks the wrong question & solves nothingAre you human? How CAPTCHA asks the wrong question & solves nothing]]

SO: [[http://stackoverflow.com/questions/448963/has-recaptcha-been-cracked-hacked-ocrd-defeated-broken|Has reCaptcha been cracked / hacked / OCR’d / defeated / broken?]]


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Wikipedia:Voight-Kampff_machine
 
 
February 12, 2009, at 04:41 PM by OtherMichael -
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!! [[#General]] General Notes
http://www.slash7.com/articles/2009/1/6/are-you-human-how-captcha-asks-the-wrong-question-solves-nothing


!! [[#SeeAlso]] See Also
That megaupload js-thing.


!! [[#Categories]] Category tags
[[!Programming]] [[!captcha]] [[!authentication]] [[!nexus6]]