London, UK - 10 January 2004, 9:30 GMT - The pie charts showing Operarting Systems (OS) attacked worldwide in December and for the whole of 2003 are now available. The pie charts in this series show each distinct OS sector's area according to the number of attacks suffered. If you would like a copy please click here.

Full details of the December 2003 report are available as of 1st January 2004 and can be ordered from here. (To view contents sample please click here).