Here is a <a href=”http://www.derkeiler.com/pdf/Newsgroups/microsoft.public.windows.server.security/2006-09/msg00047.pdf”>good guide </a>for you.
<a href=”http://www.microsoft.com/technet/security/guidance/serversecurity/tcg/tcgch05n.mspx”>Here is another one</a> you may find helpful.
Great guides Technochic! Just take note that renaming the administrator account is simply security by obscurity. As one of the guides mentioned, it is easy to find out what the administrator account is renamed to since it retains the SID of 500.
Checkout this <a href=”http://support.microsoft.com/kb/814777″>MS KB 814777</a>