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Google

How Hackers Listened Their Way Around Google's Recaptcha 101

An anonymous reader writes with this story at Ars Technica: "Three self-taught hackers from the DC949 hacker collective managed to use a combination of techniques to beat ReCaptcha with 99.1% accuracy (better than most humans!)" In short, the hackers skipped the visual part of the Recaptcha system entirely, focusing on the audio alternative, which gave them a few convenient angles of attack. Google responded with changes to the system, but that doesn't minimize their accomplishment.

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