[117576] in Cypherpunks

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Re: otp

daemon@ATHENA.MIT.EDU (Tim May)
Mon Sep 6 13:40:11 1999

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In-Reply-To: <199909061616.SAA06037@mail.replay.com>
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Date: Mon, 6 Sep 1999 10:24:47 -0700
To: cypherpunks@cyberpass.net
From: Tim May <tcmay@got.net>
Reply-To: Tim May <tcmay@got.net>

At 9:16 AM -0700 1999-09-06, Anonymous wrote:
>At 07:21 AM 9/6/99 -0400, John A. Limpert wrote:
>>I put together a true random number generator from a Geiger counter and
>>an old PC. It works well but it is a bit slow in generating random
>>numbers. It's good enough for keys and OTPs for low volume traffic.
>
>Take a $5 smoke detector.  Ambient decay = 15/minute.
>Smoke detector flush to window on geiger tube: 20,000 decays/minute.

The dead time of the Geiger tube will stop this from working. Geiger
counters are a poor choice for any such uses.

Lots of better choices. Covered in past messages over the years.



This is not to imply support for OTPs or other such schemes.

--Tim May


Don't tread on me.
---------:---------:---------:---------:---------:---------:---------:----
Timothy C. May              | Crypto Anarchy: encryption, digital money,
ComSec 3DES:   831-728-0152 | anonymous networks, digital pseudonyms, zero
W.A.S.T.E.: Corralitos, CA  | knowledge, reputations, information markets,
"Cyphernomicon"             | black markets, collapse of governments.



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