Transmitting voice with Osmocom
Fabio Pietrosanti (naif)
lists at infosecurity.ch
Thu Apr 28 06:16:24 UTC 2011
On 4/27/11 11:41 PM, Huseyin Turan wrote:
> With this way is it possible to encrypt the voice data peer to peer with
> my own encryption algorithm?
> Thank in advance.
There has been a discussion thread here with some ideas:
Then anybody tried to verify if calls within the same network doesn't
get transcoded and so the AMR or GSM-EFR payload into the GSM frame is
I mean trying to setup the simple XOR of every AMR frame payload between
IMHO it should work because the network operators are not going to
transcode voice flow when it's not needed (if caller and called speak
the same audio codec and they are within the same gsm network).
Turan, if you are going to make some testing it would be cool!
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