Educause Security Discussion mailing list archives

Re: Local Admin Accounts


From: Mark Monroe <markm196 () NETSCAPE NET>
Date: Wed, 16 Sep 2009 13:38:13 -0500

We do not disable the account, but we do randomize the local admin
password. After a system is imaged and done, a script runs that
randomizes the local admin password and no one knows it. (A domain admin
could always reset it if needed) . To do it after the fact you could use
this script...

http://gallery.technet.microsoft.com/ScriptCenter/en-us/5a8ebd4e-8184-4233-9ca1-430442a6eed3

And either securely store the passwords.txt file if you want to know
them, or securely delete it.

Mark Monroe
University of Missouri - St. Louis

King, Ronald A. wrote:

I would like to inquire as to what other Universities are doing with
regard to local admin accounts in Windows domain.  We are
contemplating removing or disabling local administrator accounts
across the board and use a Workstation Administrators group in Active
Directory.



1.       Has anyone disabled the local Administrator account?

2.       How do you handle when a machine can no longer talk to the
network or domain, whether a hardware failure or lost trust?

3.       If a machine loses its trust with the domain, what cause this?

4.       Is there a method of creating a unique password for each
machine for the administrator account, or someway of not having to
give out one password that gives someone access to anything and
everything?

5.       Any other advice?



/Ronald King/

/Security Engineer/

/Norfolk State University/

/Marie V. McDemmond Center for Applied Research /

/Suite 401 /

/700 Park Ave./

/Norfolk, Virginia  23504/

/Phone:  757-823-3918/

/Fax: 757-823-2128/

/Email: raking () nsu edu <mailto:raking () nsu edu>/

/http://security.nsu.edu/





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