[148871] in cryptography@c2.net mail archive
Re: [Cryptography] What is a secure conversation? (Was: online
daemon@ATHENA.MIT.EDU (Phillip Hallam-Baker)
Thu Jan 2 00:12:32 2014
X-Original-To: cryptography@metzdowd.com
In-Reply-To: <201401011925.s01JPatl016701@new.toad.com>
Date: Wed, 1 Jan 2014 19:32:27 -0500
From: Phillip Hallam-Baker <hallam@gmail.com>
To: John Gilmore <gnu@toad.com>
Cc: Cryptography <cryptography@metzdowd.com>, Arnold Reinhold <agr@me.com>
Errors-To: cryptography-bounces+crypto.discuss=bloom-picayune.mit.edu@metzdowd.com
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On Wed, Jan 1, 2014 at 2:25 PM, John Gilmore <gnu@toad.com> wrote:
> >> The U.S. Government's first priority should be to do this at our
> nuclear weapons labs, before our bomb design codes (in Fortran, no doubt)
> wind up on BitTorrent.
> >
> > The nuclear codes leaked long ago. I know the navy one from the 60s
>
> You are talking about two different things.
>
> The "bomb design codes" are software programs built to simulate
> nuclear reactions in particular physical constructions. These have
> the original Manhattan Project calculations (done on punched cards,
> with tabulators, as described in Feynmann's autobiography) as remote
> ancestors.
>
> The "nuclear codes" ("launch codes") are a short sequence that arms the
> missiles before sending them into the sky. The "key" of a security
> system that keeps particular bombs from exploding.
>
> Both of them need a lot of other infrastructure to be useful to an
> adversary. Launch codes from the '60s are probably declassified now
> anyway. Nuclear simulation software in FORTRAN from the '60s would
> still be useful in designing nuclear bombs. (Actually building them,
> getting them to targets, and detonating them would be big challenges.)
>
Look up GEANT.
The necessary tools have been open source since before the term was coined.
--
Website: http://hallambaker.com/
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<div dir=3D"ltr"><br><div class=3D"gmail_extra"><br><br><div class=3D"gmail=
_quote">On Wed, Jan 1, 2014 at 2:25 PM, John Gilmore <span dir=3D"ltr"><=
<a href=3D"mailto:gnu@toad.com" target=3D"_blank">gnu@toad.com</a>></spa=
n> wrote:<br>
<blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1p=
x #ccc solid;padding-left:1ex"><div class=3D"im">>> The U.S. Governme=
nt's first priority should be to do this at our nuclear weapons labs, b=
efore our bomb design codes (in Fortran, no doubt) wind up on BitTorrent.<b=
r>
><br>
</div><div class=3D"im">> The nuclear codes leaked long ago. I know the =
navy one from the 60s<br>
<br>
</div>You are talking about two different things.<br>
<br>
The "bomb design codes" are software programs built to simulate<b=
r>
nuclear reactions in particular physical constructions. =A0These have<br>
the original Manhattan Project calculations (done on punched cards,<br>
with tabulators, as described in Feynmann's autobiography) as remote<br=
>
ancestors.<br>
<br>
The "nuclear codes" ("launch codes") are a short sequen=
ce that arms the<br>
missiles before sending them into the sky. =A0The "key" of a secu=
rity<br>
system that keeps particular bombs from exploding.<br>
<br>
Both of them need a lot of other infrastructure to be useful to an<br>
adversary. =A0Launch codes from the '60s are probably declassified now<=
br>
anyway. =A0Nuclear simulation software in FORTRAN from the '60s would<b=
r>
still be useful in designing nuclear bombs. =A0(Actually building them,<br>
getting them to targets, and detonating them would be big challenges.)<br><=
/blockquote><div><br></div><div>Look up GEANT.</div><div><br></div><div>The=
necessary tools have been open source since before the term was coined.</d=
iv>
<div><br></div><div><br></div><div><br></div><div>=A0</div></div><div><br><=
/div>-- <br>Website: <a href=3D"http://hallambaker.com/">http://hallambaker=
.com/</a><br>
</div></div>
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