Educause Security Discussion mailing list archives

Re: Implementing a Public Key Infrastructure


From: Dick Jacobson <Dick.Jacobson () NDSU NODAK EDU>
Date: Wed, 15 Feb 2006 12:47:21 -0600

On Wed, 15 Feb 2006, jack suess wrote:

I hate to ask but .... the comment below about "financial institutions"
and "two-factor authentication".  Are Higher Ed institutions considered
"financial institutions" for purposes of this mandate ?

Internet2 has a number of PKI activities in place. Look at
middleware.internet2.edu. Jim jokl of U.Va is heading up the higher
ed PKI group (HEPKI). I2 is trying to help with some of the issues
related to CREN closing and higher ed PKI.

Also Educause has a program where you can get discounts on trusted
PKI certs from different vendors, if you go through a 3rd party this
will save $$. Steve worona <sworona () educause edu> is the point of
contact at educause for this.

Finally, last week I was at the net@edu conference. Both Jim and Nick
Davis presented at a session there on their respective PKI role out.
There slides may be up under the net@edu conference.

It was a very interesting discussion between U.VA, which has
developed their own CA, and U.Wisc that went through a 3rd party,
geotrust, for their implementation.

What struck me in this discussion was the importance of understanding
what you want to accomplish with PKI and making sure it fits your plans.

On face value it appears more costly to go with a commercial CA but
if you are only going to roll out certs to a small subset of your
population then the costs may be quite comparable. Wisconsin showed
that for its initial rollout of a few thousand certs it would have
cost more to do this internally than to outsource it when you add in
the cost of purchasing the CA and staffing. In addition, if key
escrow is critical to your plans you should build that in and that
may point to a commercial provider.

On the other hand, UVA, VT, and MIT and others have all have done
their own CA and found some use out of it. Again, the question is
what your target application is and how broad the deployment will be.

Finally, something that has not been mentioned often that you should
keep in the back of your mind. Starting in January 2007, the SEC has
mandated financial institutions doing online business with customers
MUST have two-factor authentication in place. People are still not
sure what that will mean in terms of specific implementation but it
is clear you will see a surge in alternate authentication schemes
coming out late this year by different financial institutions.


jack suess

On Feb 14, 2006, at 11:58 AM, Ricardo Lafosse wrote:

I have recently invested an ample amount of time in researching how
to implement a Public Key Infrastructure.  I am interested in
knowing if anyone has had prior experience employing this practice
and what difficulties were encountered?



Thanks





Ricardo Lafosse

Systems Administrator

Enterprise Computing Services

Florida Atlantic University

rlafosse () fau edu








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