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Google has removed more than 40,000 sites from its index after discovering they were fronts for malware (software that infects a visitor's computer). The sites used the fake codec technique. This is where a message appears on the user's screen ... saying they need to download an update to their system in order to view an image or video. For instance, it may claim they need a newer version of ActiveX, which can be used to show animations on web pages. Unfortunately, the link actually downloads a virus. It appears the people behind the scheme were deliberately flooding search engines with the sites ... (view more)