The biggest single threat to computer security is now the inability of PC
users to patch their computers, Symantec's review of 2009 year has hinted.
According to the figures in Symantec's latest Internet Security Threat Report,
last year saw a rise in malware volume, sophistication, automation and criminal
opportunism in line with the sort of predictions one might have made based on
the previous year's rises. In short, malware activity has never been higher.