On Sun, Jul 09, 2006 at 07:21:33PM +0200, Peter Philipp wrote:
> On Sun, Jul 09, 2006 at 09:38:21AM -0700, Darrin Chandler wrote:
> > have to look at all the other possibilities as well. A small audio bug
> > can be enough to pick up key clicks, and some interesting work has been
> > done in reconstructing input based on inter-key timing. The better
> > typist you are, the better it works. That's one small example. What
> 
> Would mixing keyboard noises at random into your music / external speaker
> at random be a useful countermeasure against that?

Sounds like a good research topic, but I suspect it would foil attempts
in the short run only.

> Pretend you're travelling with a zaurus like device and you take an external
> USB keyboard with you including a USB hub and shitloads of little USB devices 
> that you can then use in the hotel room or hostel common room (I've actually
> seen a Swede have such a setup at a hostel in Ottawa).  If you're in a 
> foreign country and all of a sudden the USB hub blows up.  You go out to buy 
> a new one at the nearest computer store and they have bugged equipment you're
> up shits creek.

Ok, this is certainly a different concern than the one I addressed.
Protecting yourself from equipment bugged prior to purchase? Hmm...

-- 
Darrin Chandler            |  Phoenix BSD Users Group
[EMAIL PROTECTED]   |  http://bsd.phoenix.az.us/
http://www.stilyagin.com/  |

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