[tor-relays] TOR router install without access to root

pa011 pa011 at web.de
Wed May 25 19:44:51 UTC 2016


@Green

Could please explain a bit more what you mean by "Avoiding using two
nodes from the same AS would seemingly go a long way toward mitigating
the attack vector you mentioned though."

Thanks
Paul

Am 25.05.2016 um 21:22 schrieb Green Dream:
> @Nils
> 
> Tor path selection avoids using relays from the same /16 subnet, and I
> thought it considered the Autonomous System (AS) as well. However now
> I'm not finding concrete evidence that path selection looks at AS. I
> found some older academic papers on the subject [1], but nothing in the
> current specification [2].
> 
> Avoiding using two nodes from the same AS would seemingly go a long way
> toward mitigating the attack vector you mentioned though.
> 
> 1) http://freehaven.net/anonbib/cache/DBLP:conf/ccs/EdmanS09.pdf
> 
> 2) https://gitweb.torproject.org/torspec.git/plain/path-spec.txt
> 
> 
> 
> 
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> 
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