4s.gifIf you want to manually update the definitions in MS-Forefront Client Security you can download them here;

Download (Always the latest, downloads as an .exe file ready for installation).

For further details refer to;
http://support.microsoft.com/kb/935934

Update Dec 2009;
for tips on how to do a scripted (eg. daily) download look here;
https://readmydamnblog.com/?p=1085