[ietf-dkim] If DKIM would ignore  at the beginning of the subject line
aiverson at spamresource.com
Thu Mar 31 08:51:58 PDT 2011
On Thu, Mar 31, 2011 at 6:58 AM, Murray S. Kucherawy <msk at cloudmark.com> wrote:
> That's also something we considered when talking to the Mailman people. But again, this is really a small percentage of what causes author signatures on list mail to break.
>> Anyway, the list should be signing messages after adding subject line
>> prefixes, and after adding body footers. It's the list's signature, and
>> the list's reputation that need to be assessed by the recipient. There
>> are many other modifications that a list might make (like stripping
>> attachments, body prefixes, and so on) that would make l= useless.
> I think the MLM document makes all of this stuff pretty clear already.
It does to me; it seems like dropping the original signature and
signing with the list manager site signature is the appropriate way to
go. I don't think I'd want to know that there is a use case where my
DKIM signature still passes after somebody modified headers. Good
intent aside, I see it being used for bad purposes too easily.
If you're worried about DKIM signing spam sent to the list address,
then that's a bit of a different problem, and it has a different,
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