Is "malfile.exe" a virus? What does "hmtcd.dll" do? PC users sometimes come upon unfamiliar files on their garguantuan hard drives and identifying them is often a challenge. Many are fooled by hoax e-mails asking them to delete files and even some anti-viruses may give you false warnings.
Internet security company Bit9 Inc. this week launched fileadvisor.bit9.com, a Web site that attempts to bridge that knowledge gap. Visitors can search data on 25 million Windows PC files, collected from Microsoft Corp., IBM Corp., the National Institute of Standards and Technology and other sources.
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