Encrypted calls - Cryptophone.de protocol

[Al Johnson]

On Saturday 23 August 2008, Thomas Gstädtner wrote:
> Mikko Rauhala schrieb:
> > ed for security review purposes only.
> > However, they do also state that they have no problem with somebody else
>
> That is really interesting!
> We discussed this topic several times, but I think so far nobody had the
> idea to use old fashioned CSD data calls.

??? It was mentioned many times that CSD was needed because of the high and 
variable latency in GPRS.