Educause Security Discussion mailing list archives

Re: Interesting "caching" problem - anyone using a Gmail "channel" in Ellucian's "Luminis" portal??


From: "SCHALIP, MICHAEL" <mschalip () CNM EDU>
Date: Mon, 11 Aug 2014 11:18:11 -0600

Unfortunately - no (been there - tried that....;-)  According to Google techie types, t's apparently a hardcoded 
"feature" that Google uses to enhance "usability".....

On top of all this - we're now in the process of preparing for Ellucian's "Luminis 5", and the overwhelming fear is 
that we're still going to have the same issue there....

Michael

-----Original Message-----
From: The EDUCAUSE Security Constituent Group Listserv [mailto:SECURITY () LISTSERV EDUCAUSE EDU] On Behalf Of Matt 
Stork
Sent: Monday, August 11, 2014 9:24 AM
To: SECURITY () LISTSERV EDUCAUSE EDU
Subject: Re: [SECURITY] Interesting "caching" problem - anyone using a Gmail "channel" in Ellucian's "Luminis" portal??

Does Incognito/Private Browsing/InPrivate Browsing resolve the issue?  They can be made the default mode and Group 
Policy can be used to enforce it on IE and Chrome.
-Matt

-----Original Message-----
From: The EDUCAUSE Security Constituent Group Listserv [mailto:SECURITY () LISTSERV EDUCAUSE EDU] On Behalf Of SCHALIP, 
MICHAEL
Sent: Monday, August 04, 2014 9:03 AM
To: SECURITY () LISTSERV EDUCAUSE EDU
Subject: Re: Interesting "caching" problem - anyone using a Gmail "channel" in Ellucian's "Luminis" portal??

Yep - tried that, too.....but it still hangs on, and Google insists that everything is "working as designed".....

 

Michael

 

From: The EDUCAUSE Security Constituent Group Listserv [mailto:SECURITY () LISTSERV EDUCAUSE EDU] On Behalf Of Jesse 
Safran
Sent: Monday, August 4, 2014 7:49 AM
To: SECURITY () LISTSERV EDUCAUSE EDU
Subject: Re: [SECURITY] Interesting "caching" problem - anyone using a Gmail "channel" in Ellucian's "Luminis" portal??

 

Set your browser defaults to delete history/cache/cookies on exit?

 

On Mon, Aug 4, 2014 at 9:45 AM, SCHALIP, MICHAEL <mschalip () cnm edu> wrote:

        Hi folks,

         

        We have an interesting, yet troubling, problem.  We use Ellucian's "Luminis" portal as part of our Banner 
system - and one of the "channels" that we have on our Luminis portal is directly to Gmail, because we outsourced our 
student email to Google about 2 years ago.  What we have discovered is:

        1.      "Student A" walks up to an open kiosk system in our Admissions area and logs in to Luminis with their 
own credentials

        2.      "Student A" clicks on the Gmail "channel" in the Luminis portal and checks their email

        3.      "Student A" finishes reading their email and just closes the active window, (ie, clicks on the "X" in 
the upper right corner of the window) and walks away....

        4.      Now - "Student B" walks up to the same open kiosk - they open a new browser window and is prompted to 
login to Luminis with their own credentials

        5.      "Student B" clicks on the Gmail channel in the Luminis portal to check their email

        6.      PROBLEM - what "Student B" finds is that they are NOT in their own email - in fact, "Student B" has 
full access to "Student A's" email, because the cookie left behind by Google with the first student has kept the 
session active, even once the browser is closed.

         

        ....and the browser doesn't seem to matter.  It works this way in IE, Chrome - all versions, apparently.

         

        We've run this problem all the way up to Ellucian *and* Google.  Google says everything is "working as 
designed" - there's no way to keep the cookie from remaining resident and active, as long as the system isn't rebooted. 
 The only thing that *appears* to work is making the student explicitly logout of the Luminis session when they are 
done.....but - since these systems are setup to be self-service kiosks, there's not always someone there to remind 
students to "log off before you leave", so we have students closing the window thinking that they've "logged off", but 
the next student steps up, logs in, and gets the previous student's email.

         

        The problem doesn't seem to occur with any other "channels" - and we've tried just about everything within the 
browser, with the Gmail settings, popup blockers, security settings on the OS, etc.  Ellucian seems to be very 
perplexed by our inquiries - seems that no one else is experiencing this except us....??

         

        Anyone else see or experience anything like this?

         

        Anyone else already *solve* a problem like this?

         

        Thanks for your time and consideration.....

         

        Michael Schalip

        Dir, ITS/Customer Support Services

        Central New Mexico Community College

         

        
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-- 
Jesse Safran


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