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Why We Still Can't Stop Viruses
But don't pop open the champagne bottles just yet. Although we may be better protected today than we were last year, we're still vulnerable to future threats. Even if every computer user in the world had some form of antivirus protection installed on his or her machine, viruses would continue to proliferate, says leading antivirus researcher Joe Wells.
Here's why: Most antivirus products are signature-based, meaning the vendor has to supply your antivirus software with unique code to identify each virus. Although many programs automatically update their signature files, there's a delay of several hours between the time a new virus hits the Net and when the update for it gets to your antivirus software.
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