TECH

Researcher Completes 'Successful Attack' On Google's reCAPTCHA

A security researcher has devised a successful attack on a Google-owned system for blocking malicious scripts on web-based email services and other types of sites.

The attack, described in a paper released Saturday, uses a combination of OCR, or optical character recognition, techniques and other methods to break reCAPTCHA, a widely used security measure acquired by Google in September.

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A Google spokesman said the data collected in the report was collected in early 2008 and didn't reflect enhancements made to reCAPTCHA since then.

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