Norton should work but since vista is still in beta testing and not fully developed, there will be alot of features and/or programs that might not be supported just yet under the current betqa released.
http://www.microsoft.com/technet/win...te/overvw.mspx http://www.theregister.co.uk/2006/01...urity_allchin/
Those 2 sites should help answer any questions you have. As I said, nothing is final until its full release.
-josh_rain