Educause Security Discussion mailing list archives

Re: Full Disk Encryption


From: "Howell, Paul" <grue () UMICH EDU>
Date: Fri, 14 Dec 2007 08:33:52 -0500

I thought FileVault only encrypted the home directory and was not
full-disk.

So are you doing full-disk for Win but not Mac?  

< paul
 

-----Original Message-----
From: Gary Dobbins [mailto:dobbins () ND EDU] 
Sent: Thursday, December 13, 2007 12:45 PM
To: SECURITY () LISTSERV EDUCAUSE EDU
Subject: Re: [SECURITY] Full Disk Encryption

We selected Utimaco SafeGuard Easy for full-disk crypto under 
XP, and have a FileVault scheme defined for Macs.  This is 
required for systems that will be handling highly sensitive data.

 

We chose full-disk (vs folder) to avoid there ever being a 
question about whether a file was in the protected folder or 
not (or in swap space, temp space, etc).  Plus, ease of use 
is paramount to us - this approach required no change of 
habit by the user.

 

Don't forget, you'll need a key escrow process, in case you 
need to regain authorized access to the disk, with or without 
the assistance of the usual user.  Products like Utimaco's 
can help make that part of the process easier with tools.  
Don't underestimate the power of this functional need to 
drive you to one product or another.  They all handle the 
actual crypto just fine, but not all escrow mechanisms are comparable.

 

 

 

From: Mclaughlin, Kevin (mclaugkl) [mailto:mclaugkl () UCMAIL UC EDU]
Sent: Thursday, December 13, 2007 11:23 AM
To: SECURITY () LISTSERV EDUCAUSE EDU
Subject: [SECURITY] Full Disk Encryption

 

I know this topic has come up in the past and I don't want to 
repeat items so I do apologize in advance if this particular 
set of questions has already been ran through the wringer.

 

I need to collect data points on:

*         how many schools are using  a full disk encryption 
option for faculty and staff PCs that store regulated data 
(FERPA, HIPAA, GLB, PCI, etc.)

*         how many schools are using a full disk encryption 
option for faculty and staff external devices (thumb drives, 
USB, etc.) that store regulated data (FERPA, HIPAA, GLB, PCI, etc.)

*         have any of you successfully implemented an 
encrypted folder option that is being consistently followed 
by your community members? 

*         Have any of you implemented an encrypted folder 
option that you would call a failure as people aren't using 
it in a consistent manner?

*         What was the main impetus for your decision to go 
with full disk encryption as a tool for your community to use?

 

You can respond back via the list or private email and I 
think you in advance for sharing any data points you feel I 
would find useful.

 

Happy Holidays.

-Kevin

 

 

Kevin L. McLaughlin

CISM, CISSP, PMP, ITIL Master Certified

Director, Information Security

University of Cincinnati

513-556-9177 (w)

513-703-3211 (m)

513-558-ISEC (department)

 

 

 UC-Logo-800

 


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