Re: encrypted cellphones

[Eric Blossom <eb@comsec.com>]

> Cellphones, of course, can only (usefully) use encryption if the
> cellular service provider uses it (i.e. if the end that's listening
> to your radio transmission can decode it :-)  American cell-phone 
> providers don't.  The GSM phones used in much of the world have encryption,
> but it's apparently not very strong.

Don't forget the more attractive option: End-to-end.  Why leave the
plaintext available for the cellular provider?

Eric