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Updated summary of the most frequent, high-impact types of viruses, worms, and security incidents currently being reported.
CNET Virus Center
Lists top virus threats, other security alerts, information on protecting your PC, and offers downloads of anti-virus software.
Computer Associates Virus Information Center
Containing detailed information on the latest viruses, worms, trojans, and hoaxes, as well as documentation on the implementation of antivirus protection.
Trend Micro Virus Information Center
Provides news of new viruses, an encyclopedia, security alerts, weekly antivirus supports, a place to submit suspicious files, and more.