Go to SANS.org and GOCSI.com. They have good resources. You should also go to www.NSA.gov, yes, *that* NSA. They have a marvelous set of resources on securing Windows 2000, which is just NT 5, so most of what is there is applicable. While you're at it, look at securityfocus.com. They are running a series of articles on hardening Win2K, as well as a whole section on NT. A couple hours reading should help clear your mind. As I understand your goal, you want to set up some default, non-privileged users, and make it so these people can't install or delete the important areas that aren't there. I don't know if you want individual users or non-privileged group accounts, but this is what you want to look at.
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