[Mailman-Developers] New RFC on using DKIM with MLMs

[Stephen J. Turnbull]

Murray S. Kucherawy writes:

 > Essentially to be "DKIM-friendly" you're free to make any changes
 > you want to the message so long as they are confined to those parts
 > of the message not "covered" by the DKIM signature.  So if a
 > signature doesn't cover Subject:, you're fine.  Obviously there are
 > many MUAs out there that filter/sort based on the Subject: tags
 > that will be affected to some degree, but they could also take the
 > same action on a List-ID: field just as easily.

That's not true for Mailman topics, though.  I guess we can add an
X-Mailman-Topic field to handle that.