[Mailman-Users] dangers of using subject_prefix with new DMARC problems

Peter Shute pshute at nuw.org.au
Wed Sep 10 04:04:14 CEST 2014

Matthew Taylor wrote:
> Many of our users are upset that I've removed the 
> subject_prefix from the list emails, but I'm afraid that 
> putting them back in might cause the same problems, given the 
> advice from EMWD in the link above:
> "2.  Turn off Content filtering, and Reply-To: header munging 
> and remove subject_prefix, msg_header and msg_footer so 
> Mailman doesn't make message modifications that break Yahoo's 
> DKIM signature."

Shouldn't there be an "or" between 1. and 2? I would have thought if you've followed the advice in 1. then 2. shouldn't be necessary. That's what we've done, and it's working ok.

Peter Shute

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