active beam steering to camouflage transmission [was: How safe is smartphones today?]

[coderman]

On Sun, Apr 6, 2014 at 12:14 PM, grarpamp <grarpamp at gmail.com> wrote:
>...
> Agreed near-unlimited-width SDR has fun potential, and for cpunks
> some equally hard to identify/jam/locate encrypted comms that don't
> interfere with traditional narrow comms.


past experiments with direction finding gear has shown it very
dependent on key assumptions.

use of beam steering to thwart direction finding and triangulation a
world of fun.

relevant references solicited!