now you can find out what exactly it's sending out..

http://www.wireshark.org/

unless it's all encrypted ofcourse.. think you are under siege by some bloatware? now you can find out ;-)

March 24
Museum für Gestaltung, Zürich, Switzerland
Tickets at the door, no reservations. Before the screening: "Will This Typeface Last Forever?" A panel discussion with Gary Hustwit, Lars Müller, Erik Spiekermann, David Carson, Alfred Hoffmann, and Marion Fink. After the screening: a Helvetica 50th birthday party with soDA Magazine.

In the USSR and Eastern Europe in the 1950s underground night spots would play music pirated from the west. The only media they had were recorders etched into discarded X-ray film.

http://www.kk.org/streetuse/archives/2006/08/jazz_on_bones_xray_sound_recor_1.php