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Subject: Global-Scale Distributed Storage Systems

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  • From: Wei Dai <weidai AT eskimo.com>
  • To: Global-Scale Distributed Storage Systems <bluesky AT franklin.oit.unc.edu>
  • Cc: Stephen Blackheath <stephen AT blacksapphire.com>
  • Subject: Re: The Grapevine Project
  • Date: Wed, 5 Dec 2001 16:05:14 -0800


Welcome to the list. Since you were inspired by Freenet, can you tell us
what problems you saw with Freenet, and how your approach solves them?

Does Grapevine fit into the "three services" model I described at
http://www.mail-archive.com/bluesky%40franklin.oit.unc.edu/msg00012.html?

On Wed, Dec 05, 2001 at 06:35:41PM -0500, Stephen Blackheath wrote:
> Hello everyone,
>
> I just found out about this mailing list and I thought I'd better
> introduce my project - The Grapevine Project
> (http://www.grapevineproject.org/).
>
> Briefly, it's a decentralized network with goals of global scalability,
> efficiency, anonymous publishing, and resistance to denial-of-service
> attacks.
>
> I was originally inspired by Freenet. In June I started having ideas of a
> new way to approach the problem, and since it was different enough from
> Freenet, I thought I would start a new project. Right now the design is
> largely complete, and we're in the early stages of development.
>
> In terms of things you know, the routing is a cross between the
> Content-Addressable Network and Freenet. We use a 'hash cash' technique
> (which we call "Solve A Hard Problem") for defence against
> denial-of-service attacks - the assumption being that legitimate nodes
> have more CPU power than attackers.
>
> We have strategies to get good use out of nodes that are only connected
> for a short time (i.e. dial-up). We have strategies to deal with the
> 'karmic debt' problem - where a node should not take more than it
> contributes. We also hope to employ some mix-net strategies and
> reputation strategies, but those are not finalized.
>
> Everything is on the website, but we still need to write a good technical
> summary.
>
>
> Steve
>
> ---
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