nanog mailing list archives

Re: Fiber cut in SF area


From: Christopher Morrow <morrowc.lists () gmail com>
Date: Sat, 11 Apr 2009 11:54:40 -0400

On Sat, Apr 11, 2009 at 11:10 AM, Florian Weimer <fw () deneb enyo de> wrote:
* Joe Greco:

The ATM machine is somewhat protected for the extremely obvious reason
that it has cash in it, but an ATM is hardly impervious.

http://www.youtube.com/watch?v=4P8WM8ZZDHk

Heh.  Once you install ATMs into solid walls, the attacks get a tad
more interesting.  In some places of the world, gas detectors are
almost mandatory because criminals pump gas into the machine, ignite
it, and hope that the explosion blows a hole into the machine without
damaging the money (which seems to work fairly well if you use the
right gas at the right concentration).

also, there is the fact that some very large percentage of ATM
machines were installed with the same admin passwd setup. I recall
~1.5 yrs ago some news about this, and that essentially banks send out
the ATM machines with a stock passwd (sometimes the default which is
documented in easily google-able documents) per bank (BoFA uses
passwd123, Citi uses passwd456 ....)

I'm not sure that the manholes == atm discussion is valid, but in the
end the same thing is prone to happen to the manholes, there isn't
going to be a unique key per manhole, at best it'll be 1/region or
1/manhole-owner. In the end that key is compromised as soon as the
decision is made :(  Also keep in mind that keyed locks don't really
provide much protection, since anyone can order lockpicks over the
interwebs these days, even to states where ownership is apparently
illegal :(

-Chris


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