Fighting cyberattacks by sharing information
Earlier this month, a series of worms--the first of which was named Zotob--took down a significant number of Windows 2000 PCs around the world. Microsoft issued a patch and said there was no threat to Windows XP systems unless the attacker had valid log-on credentials. About two weeks later, Microsoft discovered that wasn't the case, and said the same vulnerability that Zotob used to victimize Windows 2000 systems also existed on some Windows XP systems.
By Larry Greenemeier at InformationWeek.
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