[tor-bugs] #13908 [Core Tor/Tor]: Make it safe to set NumDirectoryGuards=1

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#13908: Make it safe to set NumDirectoryGuards=1
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 Reporter:  arma                                 |          Owner:  (none)
     Type:  enhancement                          |         Status:  new
 Priority:  Medium                               |      Milestone:  Tor:
                                                 |  unspecified
Component:  Core Tor/Tor                         |        Version:
 Severity:  Normal                               |     Resolution:
 Keywords:  needs-proposal, tor-client, needs-   |  Actual Points:
  design guards client-enumeration research-     |
  program                                        |
Parent ID:  #21006                               |         Points:
 Reviewer:                                       |        Sponsor:
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Comment (by teor):

 In particular, our missing microdesc mitigations only work because there
 are multiple directory guards. We'll need to implement some of the more
 serious fallback strategies under #23863 to move to one directory guard.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/13908#comment:7>
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