New Captchas Outwit Computer Spammers
May 25, 2009
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5 Responses to “New Captchas Outwit Computer Spammers”
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[...] the rest here: New Captchas Outwit Computer Spammers | ChattahBox News Blog « Can you believe it? New Yorker cover done on iPhone app. LogLogic Raises $8.8 Million for [...]
Random guessing for an inverted image would have a 1-in-3 (33%) success rate, and 1-in-4 (25%) for a correctly-oriented image — not much if any improvement for all the extra effort to implement the new image CAPTCHAs!
[...] See more here: New Captchas Outwit Computer… [...]
[...] a chief catalysts for the recent spike. Such a spike in May could also have to do with expected new CAPTCHA technology Google has now released. Bots became adept at breaking text-based CAPTCHAs, but the new form [...]
[...] a spike in May could also have to do with expected new CAPTCHA technology Google has now released. Bots became adept at breaking text-based CAPTCHAs, but the new form [...]