[SAC] [OSGeo] #3011: Write recommendation for mailing list configuration regarding DKIM/DMARC/SPF

[OSGeo]

#3011: Write recommendation for mailing list configuration regarding
DKIM/DMARC/SPF
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 Reporter:  strk              |       Owner:  sac@…
     Type:  task              |      Status:  new
 Priority:  normal            |   Milestone:  Unplanned
Component:  SysAdmin/Mailman  |  Resolution:
 Keywords:  dkim, spf, dmarc  |
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Changes (by strk):

 * cc: Jeff McKenna (added)

Comment:

 It was actually jmckenna adding the `REMOVE_DKIM_HEADERS = Yes` in May
 2019, according to git log, not sure why that change included also a
 comment supposedly coming from 2017 by Jurgen (jef) --- I think it'll be
 good to put that configuration in ansible.
-- 
Ticket URL: <https://trac.osgeo.org/osgeo/ticket/3011#comment:15>
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