Re: Crazy idea: How trust in darknets enables secure democratic censorship

Well, sometimes it's legitimate to reinsert data...

On Tue, Jul 12, 2005 at 04:06:08PM +0200, Rainer Kupke wrote:
> Matthew Toseland <toad-EI5O+8PHWbJeeLb3ft/[email protected]> wrote:
> 
> > > When a node drops data have it remember the hash for a *long* time. If
> > > somebody tries to reinsert the data just act as if the insertion was
> > > successfull and ignore it.
> > 
> > What if they just insert it locally on their own node and then propagate
> > it by requests? 
> 
> If my understanding of request routing is correct a request will be
> routed toward the region of the net where the requested data *should*
> reside. 
> 
> They will be able to insert their data on their own node.
> To propagate the data they have to make requests to other nodes. Those
> requests will be routed toward the region of the net where the requested
> data *should* reside and fail there.
> 
> The only exception is when they control nodes that are right where the
> data should reside. Then they can insert locally and propagate the data
> with a few requests from random nodes.
> 
> Unless they operate lots of nodes they won't be able to do this for a
> relevant portion of their data. 
> 
> > We can't interfere with requests propagating data without dire
> > consequences, and only dealing with inserts would be impotent.
> 
> I don't suggest to change the behaviour of requests. 
> 
> If an insert is unable to place the data where requests will find it the
> requests will fail and the data will not propagate. 

-- 
Matthew J Toseland - toad-EI5O+8PHWbJeeLb3ft/[email protected]
Freenet Project Official Codemonkey - http://freenetproject.org/
ICTHUS - Nothing is impossible. Our Boss says so.

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