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Re: SPD talk: "Simulating a Global Passive Adversary for Attacking Tor-like Anonymity Systems"?

On Thu, Jun 12, 2008 at 04:26:48PM -0700, Mike Perry wrote:
> 3. Based on my measurements last year, only the top ~5-10% nodes are
> capable of transmitting this much data in an individual stream, and
> only if all of the nodes in your path are from this set. Furthermore,
> as load balancing improves (and we still have more work to do here
> beyond my initial improvements last year), these averages should in
> theory come down for these nodes (but increase for slower nodes). So
> how they will fair once we figure out the bottlenecks of the network
> is unknown. They could do better in this case, but it is probably more
> likely the average stream capacity for most nodes will drop below
> their detection threshold.

I've seen several users in the IRC asking
how they can ensure their traffic flows only over fast relays.
The above note would seem to indicate (another) good argument against doing that.