[tor-relays] "Potentially dangerous relay groups"

Tim Semeijn noc at babylon.network
Tue Sep 27 19:24:59 UTC 2016


Always watching my ass to be a good old Tor operator, I got my nodes on
the list. Always fun to see how one time not updating all your
MyFamily's gets you marked for life xD

Time for some conf-updating.

On 27/09/16 19:37, nusenu wrote:
> pa011 at web.de wrote:
>> there is that list of "potentially_dangerous_relaygroups" you published.
>> Could yo please emphasize a bit more on what brings a relay on that list, apart from incorrect given MyFamily which doesnt seem to be always the case.
>> I mean I see quite a few well respected names on that list ?
> 
> 
> to quote from https://github.com/ornetstats/stats
> (1)     "dangerous" in the sense that a tor client might has a chance to
> use more than one of these relays in a single circuit
> (2)     these relays are aggregated based on contact information
> (3)     if their groupsize is bigger than their effective family size
> and they are operated in more than one /16 network block they are listed
> (4)     this list might contain false-positives (contact information is
> not authenticated)
> 
> Does that answer your question?
> 
> I probably should also filter entries where two out of guard_prob,
> middle_prob and exit_prob are 0 since that means that (1) is never the
> case - iff onionoo is right about these probabilities.
> 
> 
> 
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> 

-- 
Tim Semeijn
Babylon Network

PGP: 0x2A540FA5 / 3DF3 13FA 4B60 E48A E755 9663 B187 0310 2A54 0FA5

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