[Community] Wifi, Modem and GPS

Christ van Willegen cvwillegen at gmail.com
Wed Jul 16 21:30:19 CEST 2014

On Wed, Jul 16, 2014 at 7:43 PM,  <wonderphone at posteo.de> wrote:
>> Try to manipulate the firmware of you specific modem, while
>> the triangulation data is already available?
> Okay, when assuming that the whole world is against the phone user there is
> no difference between triangulation and a rogue modem firmware. But with
> data coming from the firmware send directly over the modem to a remote
> server via udp (if the modem is able to mimick the protocol) tracking would
> be much cheaper than by triangulation. Triangulation is costly for the
> network operators and in Germany for instance you need a warrant from a
> judge (ok, at least in principle).

You can ask the modem for near-by cell towers and do the triangulation
on the device, or in the firmware, itself...

Christ van Willegen
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