From: shamrock@netcom.com (Lucky Green)
Date: Tue, 15 Aug 95 20:12:47 PDT
To: die@die.com
Subject: Re: Purple Boxes
Message-ID: <v02120d03ac571f5b265d@[192.0.2.1]>
MIME-Version: 1.0
Content-Type: text/plain


At 22:30 8/15/95, Dave Emery wrote:

>        I'm quite convinced that with a fast microcontroller and
>especially a really fast DSP engine you can do both 3-DES and idea in
>the same hardware that does the rest.
[...]
>        I should think realistically there should be a lot of bandwidth
>left over for the voice compression - for the encryption you might
>possibly be talking 5% of the dsp cpu if you use a 50 mhz part.

I agree. You can easily do encryption and compression on the same chip.
There is no need for a separate DES/RSA chip. I only included some possible
DES chip manufactors, because the original poster asked for them.


-- Lucky Green <mailto:shamrock@netcom.com>
   PGP encrypted mail preferred.