Breaking CAPTCHA

LinuxSecurity.com: Perhaps someday it will be considered discrimination against a sentient, but these days a way to distinguish between programs and humans is required for many web-based applications. Keeping spambots from posting comments in weblogs or other bots from signing up for a web service are two of the most common applications for separating humans and bots. As has often been the case in the past, though, when the stakes are high enough, attackers will find ways to circumvent barriers like this. How secure to you think Captcha on you website is? Do you think it can be improved? This article goes into detail on some of the security issues with Captcha technologies.

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