Vulnerability Development mailing list archives

Re: Wlan @ bestbuy is cleartext?


From: Art Stine <art.stine () mindspring com>
Date: Wed, 01 May 2002 23:08:44 -0700


How many corporate networks have dumped Outlook so far?

probably very few...

It's *quite* possible that at least some of these IT staffers did
the calculation: "Hmm... if we deploy this, we can expect $2M/year in
writeoffs due to guys out in the parking lot with pringle-can yagis, but
we'll save $4M/year, so we'll be ahead anyhow..."  It's all trade-offs,
and nothing news to the big corporations - I'm *positive* that the master
financial plan for Best Buy already has a line item for "write off 2.3%
of all credit card transactions" and that such write-offs are a standard
part of doing business.  They may decide that it's easier and cheaper to
just raise their write-off margin to 2.7% rather than fix the problem....

Nah, the IT staffers don't make those calculations - the beancounters do when the IT
folks come to them to ask for money to change things... they do the math and
risk calculations and say "Nah, leave it as it is... lemme know if we get hacked and how much we lost - oh, and don't tell anyone else I told you this - I'll deny it"

And factor *THIS* into the equation - let's say that Very Large Chain
Q-Mart decides to run wireless without any security.  Perhaps they had
a *reason*.  Like - if any security is disabled, you can deploy devices
that can hop onto the net without any assistance - so it's safe to give
these handheld scanners/etc to a $7/hour functional illiterate.  On the
other hand, if security is enabled, it's quite possible for the device
to get confused and be unable to talk.  This not only means that you've
just idled the $7/hour worker until it's fixed, it means you need to find
an actual *literate* and *competent* person, who's probably costing you
a lot MORE than $7/hour, to unsnarl the mess and figure out what happened.

Again, its a balance of $$ vs risk... most store mgt doesn't understand
the risk, but they do understand $$...

-art


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