Satellite eavesdropping of 802.11b traffic

Perry E. Metzger perry at piermont.com
Fri May 28 13:28:07 EDT 2004


"Trei, Peter" <ptrei at rsasecurity.com> writes:
> I suspect that eavesdropping on 802.11b/g from 
> orbit is pretty hard. The power levels are very 
> low, and there may be several nets running on the same 
> channel within a satellites' antenna footprint. 

As I mentioned, phased arrays are very good at getting out from under
the "too many users of the same channel" problem while
eavesdropping. They allow you to focus on multiple sources
simultaneously.

Perry

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