Educause Security Discussion mailing list archives

Re: Local Admin Accounts


From: "Sarazen, Daniel" <dsarazen () UMASSP EDU>
Date: Wed, 7 Oct 2009 16:01:10 -0400

I have one department with about 100+ desktops. What the Admin has done
with the desktop admin password, is to place it on an encrypted flash
drive, which is stored in his safe. When the work-study student needs to
service desktops, they are issued the flash drive and they return it
when they are done.

Does anyone see a problem with this? 

Thanks

 
 

:: Daniel Sarazen, Senior Information Technology Auditor
:: University Internal Audit
:: University of Massachusetts President's Office
:: 774-455-7558
:: 781-724-3377 Cell
:: 774-455-7550 Fax
:: Dsarazen () umassp edu

University of Massachusetts : 333 South St. : Suite 450 : Shrewsbury, MA
01545 : www.massachusetts.edu
 

-----Original Message-----
From: The EDUCAUSE Security Constituent Group Listserv
[mailto:SECURITY () LISTSERV EDUCAUSE EDU] On Behalf Of Zach Jansen
Sent: Wednesday, October 07, 2009 3:56 PM
To: SECURITY () LISTSERV EDUCAUSE EDU
Subject: Re: [SECURITY] Local Admin Accounts

I didn't see a response to Manny's question on this thread. What do
other schools do with student workers to get them admin access? Does
your HelpDesk have a local admin password to login to systems that
aren't on the network? If you do, how do you manage a local password
change when a staff member, student or otherwise, leaves?

Zach
-- 

Zach Jansen
Information Security Officer
Calvin College
Phone: 616.526.6776
Fax: 616.526.8550

On 9/16/2009 at 3:37 PM, in message
<74EC63270F70E84EBE31C4588324B476766E7D9AF9 () EXVS01 olin edu>, Manuel
Amaral
<Manuel.Amaral () OLIN EDU> wrote:
The feedback on this topic has been great.  I'm curious what others do
to 
provide and manage admin access for help desk workstudy students to
assist 
with system repairs, troubleshooting, updates, etc. 


Manny
---------------------------------------
Manuel (Manny) Amaral
Associate Director, Information Technology
Franklin W. Olin College of Engineering
 

-----Original Message-----
From: The EDUCAUSE Security Constituent Group Listserv 
[mailto:SECURITY () LISTSERV EDUCAUSE EDU] On Behalf Of Gary Flynn
Sent: Wednesday, September 16, 2009 3:33 PM
To: SECURITY () LISTSERV EDUCAUSE EDU 
Subject: Re: [SECURITY] Local Admin Accounts

We're putting laptops on the domain too. But both laptops and desktops
have 
a local administrator account unique and known to the user.


Gary Flynn
Security Engineer
James Madison University

<reply top posted thanks to Microsoft Outlook>


-----Original Message-----
From: The EDUCAUSE Security Constituent Group Listserv
[mailto:SECURITY () LISTSERV EDUCAUSE EDU] On Behalf Of Smith, Bob
Sent: Wednesday, September 16, 2009 3:14 PM
To: SECURITY () LISTSERV EDUCAUSE EDU 
Subject: Re: [SECURITY] Local Admin Accounts

Everyone is posting some great ideas for handling computers on the
domain, but how are you dealing with computers (laptops) that might
not
be on the domain?  Are you simply giving them an elevated local
account, using 2 local accounts (one non-admin and one admin) or
something else?



Bob Smith

Information Security Officer

Longwood University



From: The EDUCAUSE Security Constituent Group Listserv
[mailto:SECURITY () LISTSERV EDUCAUSE EDU] On Behalf Of Strzelec, Wally
Sent: Wednesday, September 16, 2009 2:42 PM
To: SECURITY () LISTSERV EDUCAUSE EDU 
Subject: Re: [SECURITY] Local Admin Accounts



1.       We are using Vista in our labs and disable the local
Administrator account.



2.         See #4.



3.       We have never had any issues with machines dropping out of
the
domain.  (2500 machines)



4.       We do not allow anonymous account access, everyone uses
their
domain account for what they need.  For administrative access we use
group policy.  We created an OU that contains groups with the same
name
as the computer.  A group policy will then add the group
%COMPUTERNAM%
to the local administrators group.  We simply add the user to the
appropriate %COMPUTERNAM% group and they are an Administrator of that
and only that machine.  We use the same GPO to remove everyone with
the
exception of the folks we specify, from all of the groups just in
case
one of our %COMPUTERNAM% group Administrators decide to add
themselves
or someone else to something that they should not.



5.       Use the Active Directory and Group Policies.



-Wally Strzelec

 Computing and information Services

 Texas A&M University



From: The EDUCAUSE Security Constituent Group Listserv
[mailto:SECURITY () LISTSERV EDUCAUSE EDU] On Behalf Of King, Ronald A.
Sent: Wednesday, September 16, 2009 1:20 PM
To: SECURITY () LISTSERV EDUCAUSE EDU 
Subject: [SECURITY] Local Admin Accounts



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 

http://security.nsu.edu 



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