1993-06-22 - Re: hardware RNG

Header Data

From: gnu (John Gilmore)
To: Douglas Sinclair <dsinclai@acs.ucalgary.ca>
Message Hash: fc2f2b0bd807164ec8f683cc2e308d5d36a42a8da531d3f6d45805bb8462a3fd
Message ID: <9306220859.AA01020@toad.com>
Reply To: <9306220012.AA37450@acs1.acs.ucalgary.ca>
UTC Datetime: 1993-06-22 09:00:04 UTC
Raw Date: Tue, 22 Jun 93 02:00:04 PDT

Raw message

From: gnu (John Gilmore)
Date: Tue, 22 Jun 93 02:00:04 PDT
To: Douglas Sinclair <dsinclai@acs.ucalgary.ca>
Subject: Re: hardware RNG
In-Reply-To: <9306220012.AA37450@acs1.acs.ucalgary.ca>
Message-ID: <9306220859.AA01020@toad.com>
MIME-Version: 1.0
Content-Type: text/plain

> persuade a single diode to be noisy yet.  Anyhow, I turned to the simplest
> white noise source that I have, which happens to be a radio tuned to a dead
> channel. . .
> What other method could be used to attack this except for the
> obvious tempest attack on the host computer?

Well, the most obvious is for the attacker to TRANSMIT on that
frequency.  Then they control the 'random' data you are getting.