[16136] in cryptography@c2.net mail archive
Re: potential new IETF WG on anonymous IPSec
daemon@ATHENA.MIT.EDU (Zooko O'Whielcronx)
Sat Sep 11 12:49:57 2004
X-Original-To: cryptography@metzdowd.com
X-Original-To: cryptography@metzdowd.com
Date: 10 Sep 2004 12:55:04 -0300
From: "Zooko O'Whielcronx" <zooko@zooko.com>
To: "\"Hal Finney\"" <hal@finney.org>
Cc: rah@shipwright.com, cryptography@metzdowd.com,
cypherpunks@al-qaeda.net
In-Reply-To: <20040909195729.4798957E2B@finney.org>
On 2004, Sep 09, , at 16:57, Hal Finney wrote:
> To clarify, this is not really "anonymous" in the usual sense. Rather
> it
> is a proposal to an extension to IPsec to allow for unauthenticated
> connections. Presently IPsec relies on either pre-shared secrets or a
> trusted third party CA to authenticate the connection. The new
> proposal
> would let connections go forward using a straight Diffie-Hellman type
> exchange without authentication.
...
> I don't think "anonymous" is the right word for this, and I hope the
> IETF comes up with a better one as they go forward.
I believe that in the context of e-mail [1, 2, 3, 4] and FreeSWAN this
is called "opportunistic encryption".
Regards,
Zooko
[1] http://www.templetons.com/brad/crypt.html
[2] http://bitconjurer.org/envelope.html
[3] http://pps.sourceforge.net/
[4] http://www.advogato.org/article/391.html
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