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Re: [tor-bugs] #29607 [Core Tor/Tor]: Denial of service on v2 onion service



#29607: Denial of service on v2 onion service
--------------------------+--------------------------
 Reporter:  pidgin        |          Owner:  pidgin
     Type:  defect        |         Status:  accepted
 Priority:  Immediate     |      Milestone:
Component:  Core Tor/Tor  |        Version:
 Severity:  Normal        |     Resolution:
 Keywords:                |  Actual Points:
Parent ID:  #25461        |         Points:
 Reviewer:                |        Sponsor:
--------------------------+--------------------------

Comment (by asn):

 Hm, those logs are OK but not useful enough unfortunately.

 The only interesting thing is that your circuit build times are big (like
 22.9 seconds for a single circuit):
 `circuit_build_times_add_time(): Adding circuit build time 22290`

 Not much I can get from it. You also seem to have borked the logs in the
 end since `rend_service_rendezvous_has_opened()` appears twice with
 duplicated stuff around it.

 I think ideally we would need a log over a greater period of time (like
 3-5 mins) to see what the attacker does over time. Perhaps the way to do
 it is to only gather info logs (I don't think we need debugs), and
 compress it before attaching it here. Otherwise, send it to us in a
 personal email.

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/29607#comment:20>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online
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