text: Viruses Aimed at Microsoft Rise Sharply-Symantec (Reuters) Reuters - The number of new viruses and\worms aimed at Microsoft Corp.'s  ubiquitous Windows\operating system rose 400 percent between January and June from\the same year-earlier period, leading computer security company\Symantec said on Sunday.
inputs: Viruses Aimed at Microsoft Rise Sharply-Symantec (Reuters) Reuters - The number of new viruses and\worms aimed at Microsoft Corp.'s  ubiquitous Windows\operating system rose 400 percent between January and June from\the same year-earlier period, leading computer security company\Symantec said on Sunday.