... in 2008, •accounting for 51 percent of the worldwide total. Symantec Global Internet Security Threat Report 14Vulnerability Trends Highlights Symantec documented 5,491 vulnerabilities in 2008; ... http://www.encryptionreports.com/download/Ponemon_COB _2008_ US_090201.pdf. 42 http://www.fsa.gov.uk/pages/Library/Communication/PR/2007/021.shtml SYMANTEC ENTERPRISE SECURITY Symantec Global Internet Security Threat Report Trends for 2008 ... origin.In 2008, bot networks were responsible for the distribution of approximately 90 percent of all •spam email. Symantec Global Internet Security Threat Report 17 Threat Activity Trends This...