Search results for captcha

Spammers break BlogSpot CAPTCHA, load up on garbage sitesOpen in New Window
Angela Gunn writes " Spammers have figured out a way to get around certain implementations of CAPTCHA (Completely Automated Public Turing test to tell Computers and Humans Apart) and thus abuse Blog read more »
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Security Issue with Default Pligg CaptchaOpen in New Window
Pligg reports on a security issue that can allow exploit software such as Auto-Pligg to bypass Pligg's default captcha and submit stories without registration. read more »
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Microsoft’s CAPTCHA successfully brokenOpen in New Window
"Jeff Yan and Ahmad Salah El Ahmad, at the School of Computing Science, Newcastle University, England recently published a research paper entitled "A Low-cost Attack on a Microsoft CAPTCHA..." read more »
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Researchers stay step ahead of bots with image-based CAPTCHAOpen in New Window
Recent high-profile failures in both Hotmail's and Gmail's CAPTCHA humanity-authentication systems have left some wondering if CAPTCHA's time had passed. A newly-developed image-based system shows gr read more »
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Spambot cracks Live Hotmail CAPTCHA within 60 seconds.Open in New Window
MS Live/Hotmail CAPTCHAs can now be broken within 60 seconds allowing a single bot to create and use over 14,000 email addresses per day. This illustrates the limited capabilities of CAPTCHAs. read more »
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Spammers Use Striptease to Crack CAPTCHAsOpen in New Window
Teenage boys may soon be providing major manpower for spammers who are attempting to crack CAPTCHAs (graphics with text specifically designed to confound automated attempts to access or create inform read more »
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Preventing spam on your website without using captcha.Open in New Window
A short article on how one can prevent automated spam bots from posting fake comments on a website without the use of CAPTCHA. read more »
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Lemur CATTA - A Different CAPTCHA?Open in New Window
Some tech. guys were sitting around thinking about the problem with blog comments and determined that the problem is not just spam, but stupid comments written by people who haven't read the post. T read more »
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