der.hans at
Building a device to monitor your own phone to see if it's spying on you.
#snowden
https://www.pubpub.org/pub/direct-radio-introspection
#snowden
https://www.pubpub.org/pub/direct-radio-introspection
remember mobiles interfering with fm radio reception?
of course that won't detect wifi or bluetooth but if you hear any such interference when the phone supposed to be in "airplane mode" then something is obviously not what it should be.