The latest "state of the nation" report by Secunia has been published, the document looks at the rise of security threats over the last five years and provides an outlook for 2010 based on the data of the first six months of this year.
It is compelling reading and reinforces the need to keep your computer up to date with vendor patches and software updates. The full report can be viewed at the following link:
http://secunia.com/gfx/pdf/Secunia_Half_Year_Report_2010.pdf