Re: Signing mail from mutiple smtp servers

From: Murray S. Kucherawy <msk_at_blackops.org>
Date: Wed, 11 Sep 2013 09:23:49 -0700 (PDT)

On Wed, 11 Sep 2013, Roman Gelfand wrote:
> My mail could be sent either from yahoo smtp server or my personal
> server. When a destination server receives dkim signed email, assuming
> it could do dkim verification, does it dkim verify based on individual
> mail host the mail is coming from or based on from email's domain ( ie..
> user_at_emaildomain.com where email's domain is emaildomain.com as opposed
> to smtp host mx01.anotheremaildomain.com).

The name and IP address of the host sending the message aren't part of the
DKIM protocol, so no, it doesn't matter what path the message follows.

-MSK
Received on Wed Sep 11 2013 - 16:24:12 PST