1. Windows XP contains serious security flaws;Associated Press;USA Today,2001
2. NetDraw Software for Network Visualization;Borgatti,2002
3. Modeling network security;Bradbury;Computers & Security,2006
4. Worst Windows flaws of the past decade;Brandt;InfoWorld,2008
5. Microsoft investigating zero-day Windows 7 flaw;Claburn;Information Week,2009