[tor-bugs] #19162 [Core Tor/Tor]: Make it even harder to become HSDir

Tor Bug Tracker & Wiki blackhole at torproject.org
Mon May 23 17:43:54 UTC 2016


#19162: Make it even harder to become HSDir
------------------------------+--------------------------------
     Reporter:  asn           |      Owner:
         Type:  defect        |     Status:  new
     Priority:  Medium        |  Milestone:  Tor: 0.2.9.x-final
    Component:  Core Tor/Tor  |    Version:  Tor: 0.2.7
     Severity:  Normal        |   Keywords:  tor-hs SponsorR
Actual Points:                |  Parent ID:
       Points:                |   Reviewer:
      Sponsor:  SponsorR-can  |
------------------------------+--------------------------------
 In #8243 we started requiring `Stable` flag for becoming HSDirs, but this
 is still not hard enough for motivated adversaries. Hence we need to make
 it even harder for a relay to become HSDir, so that only relays that have
 been around for long get the flag. After prop224 gets deployed, there will
 be less incentive for adversaries to become HSDirs since they won't be
 able to harvest onion addresses.

 Until then, our current plan is to increase the bandwidth and uptime
 required to become an HSDir to something almost unreasonable. For example
 requiring an uptime of over 6 months, or maybe requiring that the relay is
 in the top 1/4th of uptimes on the network.

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/19162>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
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