The Blaster worm hit McCormick and Co. hard and fast. It entered the famous spice company through a service provider connection and ripped across plants and offices in a matter of hours. What was most vexing, however, was that the virus kept coming back on disinfected network segments. Upon further investigation, it turned out that Blaster, as well as some instances of the Sasser worm, were trying to repropagate from infected network printers.

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