sylvains talk from 29c3

Dario Lombardo at
Tue Jan 8 08:25:45 UTC 2013

Sylvain, are you planning to release your code? It is a fantastic work to
play with.

On Sun, Dec 30, 2012 at 5:26 PM, Vic Delorge <cityhnet at> wrote:

> Speaker: Sylvain Munaut
> or how to turn a phone into a BTS
> The calypso baseband and its companion chips are used on the Motorola C123
> among other and are now well known for being supported by the Osmocom-BB
> open source GSM baseband implementation. A couple years ago, it was hacked
> a little further by using it as a raw bits capture device allowing the
> interception of GSM traffic very cheaply.
> This talk will present some further work on that platform, showing that
> just because a device wasn't design for a given task doesn't mean it can't
> do it. More specifically how you can hack this phone to act as a GSM
> basestation and broadcast your own network.
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