1994-02-07 - Re: Crypto Regulation Reform

Header Data

From: “Perry E. Metzger” <pmetzger@lehman.com>
To: m5@vail.tivoli.com (Mike McNally)
Message Hash: fee3ae4c40d957d7167204d741a44fdc5fc965ce788b9e9568b6564ad737ba02
Message ID: <199402071551.KAA04645@snark>
Reply To: <9402052019.AA10570@vail.tivoli.com>
UTC Datetime: 1994-02-07 15:51:37 UTC
Raw Date: Mon, 7 Feb 94 07:51:37 PST

Raw message

From: "Perry E. Metzger" <pmetzger@lehman.com>
Date: Mon, 7 Feb 94 07:51:37 PST
To: m5@vail.tivoli.com (Mike McNally)
Subject: Re: Crypto Regulation Reform
In-Reply-To: <9402052019.AA10570@vail.tivoli.com>
Message-ID: <199402071551.KAA04645@snark>
MIME-Version: 1.0
Content-Type: text/plain

Mike McNally says:
> Robert Cain writes:
>  > A device can be made right now at lower cost
>  > than a computer modem, much lower, that could be inserted between any
>  > phone and the wall that would make it impossible, no matter what laws
>  > are in place, to tap either passively or acitively, communication that
>  > passes between two of these devices.  I know how to do it, could do it
>  > and probably will just for the fun of it at least.  
> Uhh, could you tell us?  Sounds like quite a breakthrough.  Credit
> card sized?  Much cheaper than a modem, like $50 maybe?  And it
> digititizes and securely encrypts speech (full duplex?) on the fly?

By definition anything that does this in the digital domain needs a
modem, so it can't be cheaper than a modem. None of the analogue
methods are going to be terribly secure.