[tor-bugs] #25756 [Core Tor/Tor]: EARLY_CONSENSUS_NOTICE_SKEW of 60 is too strict for some drifting dirauth clocks

Tor Bug Tracker & Wiki blackhole at torproject.org
Fri May 4 18:04:13 UTC 2018


#25756: EARLY_CONSENSUS_NOTICE_SKEW of 60 is too strict for some drifting dirauth
clocks
-------------------------------------------------+-------------------------
 Reporter:  Dbryrtfbcbhgf                        |          Owner:
                                                 |  catalyst
     Type:  defect                               |         Status:
                                                 |  assigned
 Priority:  Medium                               |      Milestone:  Tor:
                                                 |  0.3.4.x-final
Component:  Core Tor/Tor                         |        Version:  Tor:
                                                 |  0.3.2.10
 Severity:  Normal                               |     Resolution:
 Keywords:  clock-skew, s8-errors, 034-roadmap-  |  Actual Points:
  proposed                                       |
Parent ID:                                       |         Points:
 Reviewer:                                       |        Sponsor:
                                                 |  Sponsor8-can
-------------------------------------------------+-------------------------

Comment (by nickm):

 >  If multiple dirauths have skewed clocks the story gets more
 complicated. Maybe it'll be rare enough to avoid thinking about for now?

 I'm fine with that.  Certainly, if a _majority_ of authorities have skewed
 clocks, then our "believe the authorities" model has fallen apart.

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/25756#comment:18>
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