Five years after it was first introduced, Google's Safe Browsing program continues to provide a service to the 600 million Chrome, Firefox, and Safari users, as well as those searching for content through the company's eponymous search engine. According to Google Security Team member Niels Provos, the program detects about 9,500 new malicious websites and pops up several million warnings every day to Internet users. Once a site has been cleaned up, the warning is lifted. They providemalware warnings for about 300 thousand downloads per day through their download protection service for Chrome.

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