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Date:      Mon, 26 Nov 2018 18:58:30 +0000
From:      RW <rwmaillists@googlemail.com>
To:        freebsd-questions@freebsd.org
Subject:   Re: Invalid DKIM signatures in this list
Message-ID:  <20181126185830.18005da3@gumby.homeunix.com>
In-Reply-To: <20181126172133.CDCDB2008E6098@ary.qy>
References:  <20181126125259.GB86999@admin.sibptus.ru> <20181126172133.CDCDB2008E6098@ary.qy>

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On 26 Nov 2018 12:21:33 -0500
John Levine wrote:

> In article <20181126125259.GB86999@admin.sibptus.ru> you write:
> >Dear Colleagues,
> >
> >I have noticed that the Mailman which manages this list keeps the 
> >sender's "DKIM-Signature:" header intact but modifies the body of
> >the message by adding a footer.
> >
> >This behavior invalidates the sender's digital signature with
> >"dkim=fail (body hash mismatch; body probably modified in
> >transit)".   
...
> >Whom do I contact about it?  
> 
> Nobody.  See RFC 6376, section 6.3.

That's of very little relevance. This is mostly about failing DMARC.



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