Educause Security Discussion mailing list archives

Re: Passowrd - User Self Service Resets?


From: Rob Tanner <rtanner () LINFIELD EDU>
Date: Mon, 14 Mar 2005 11:51:07 -0800

We recently implemented self-service reset.  Account creation is also
self-service and we collect several items of verifiable data (against their
student record in Datatel/Colleague) that we consider sufficient to insure
that the requestor is entitled to an account and is who they say they are.
Amongst those data is their mother's maiden name.  We don't have that on
record ahead of time but this gives us a record.

SSNs are not readily available for faculty or staff to look at (except for a
small set of folks) and there's not much you can do if a user loses his
wallet (the identity thief is probably far more interested in using the
credit cards and applying for new credit, etc, than in changing passwords).
Therefore, we require their full social security number and their mother's
maiden name to do self-service.

The code for the self-service app is quit extensive as it's all
interconnected with other parts of accounts management, and I'm not willing
to share that (besides, unless you use Datatel/Colleague, it won't be
terribly helpful).

Our webapps actually reside on a Solaris machine, and are written in Java.
What I am happy to share, if it's what you need, is the java code that
properly encrypts the password prior to writing to AD and handles the LDAP
handshake to reset the password.

-- Rob

--On Monday, March 14, 2005 02:13:36 PM -0500 Dave Koontz <dkoontz () MBC EDU>
wrote:

We have been asked to explore and evaluate programs which provide users with
a "Self Service" password reset mechanism via a Web Page.  This is because
of an increasing number of our students who either forget their passowrds,
or set their browser to "remember" their password and don't have a clue what
it is when change time comes, causing more and more work for our helpdesk.

Has anyone written such a Web Program for allowing users to reset their own
passwords against a Windows 2003 AD Domain that they could share?  Retail
products seem to be extremely over-priced.  If you have found a reasonably
priced, well designed retail product please share any details.

Also, it has been suggested that the only information we need to collect
from a user via a web form to reset their account is the Network UserName,
College ID Number and the last 4 digits of their social security numbers.
This concerns me because all the information necessary to reset a password
is in a users wallet / purse, which of course could be lost.  Also, this
information is readily available to any of our faculty and staff via our
Administrative software.  Do anyone of you reset passwords with only this
data?

Would anyone be willing to share what they belive should be the MININIMUM
Data collection requirements?  And how do you force users to go though a
registration process to populate the Password Reset system?  I would like to
go to management with some 'from the field' reports of what others are
doing.

Thanks in Advance!

---
Dave Koontz
Associate Director, CIS
Mary Baldwin College
Staunton, VA

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--
Rob Tanner
UNIX Services Manager
Linfield College, McMinnville OR

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