Re: [Architecture-discuss] Re: 8+8 history (Re: Sources of architectural change)
David Meyer <dmm@1-4-5.net> Wed, 02 November 2005 17:26 UTC
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Date: Wed, 02 Nov 2005 09:26:04 -0800
From: David Meyer <dmm@1-4-5.net>
To: Jari Arkko <jari.arkko@piuha.net>
Subject: Re: [Architecture-discuss] Re: 8+8 history (Re: Sources of architectural change)
Message-ID: <20051102172604.GA15294@1-4-5.net>
References: <CF6037C6-175B-4439-AECA-F5A7A5996356@tony.li> <4368482B.2020808@thinkingcat.com> <33C7305E-DCCB-4094-B8BD-1F3BDEFFBC63@tony.li> <4368580A.4040607@thinkingcat.com> <E3B3196D-23E1-4EC0-9979-C8AE75E57EC6@tony.li> <6FD12FDCBB470881DF31DCEC@svartdal.hjemme.alvestrand.no> <4F300850-1672-4CC9-96E3-84B1D9CC8282@tony.li> <6.2.3.4.2.20051102154554.04495310@mail.jefsey.com> <05C8A2EA-1B8D-45F6-AD81-EB7632CCAA18@tony.li> <4368E4C8.3050308@piuha.net>
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On Wed, Nov 02, 2005 at 06:09:44PM +0200, Jari Arkko wrote: > Tony Li wrote: > > >There is much more to it than that. Basically, GSE was the last and > >best effort to create an architecture that separated > >the address into both a 'locator' (where is the host) and > >'identifier' (the ESD in the draft). > > I think some modern architectures such as HIP appear > to do a more thorough job and consider the whole problem. (Or at > least a larger problem, I think HIP NAT support needs improvement.) > > >Security would not cover the locator and security associations would > >only be between ESDs. > > There's a lot more to security than allowing IPsec SAs to work over > communications in such architectures. Marcelo pointed to some > issues in his mail; you'd probably want to avoid other people hijacking > your communications etc. > > I wanted to see if GSE had dealt with these issues, but here's what > the security consideration section from the GSE draft says: > > >17. Security Considerations > > > > More than can be imagined. Please review http://www3.ietf.org/proceedings/99nov/I-D/draft-ietf-ipngwg-esd-analysis-05.txt and http://www.cs.columbia.edu/~smb/papers/esd-secure.txt Dave
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