[ietf-dkim] Why mailing lists should strip DKIM signatures

Jeff Macdonald macfisherman at gmail.com
Tue Apr 27 13:38:56 PDT 2010


On Tue, Apr 27, 2010 at 2:31 PM, Alessandro Vesely <vesely at tana.it> wrote:
> On 27/Apr/10 17:02, Jeff Macdonald wrote:
>> On Sat, Apr 24, 2010 at 10:14 AM, Alessandro Vesely<vesely at tana.it>  wrote:
>>>  Author signatures are special because the content of the "From" field
>>>  is displayed to recipients. Even if many lists claim copy rights et
>>>  cetera, the moral responsibility of a message rests with its author. I
>>>  think that's why rfc4871 gives the "From" field foremost importance.
>>
>> Are you sure you got the right RFC here?
>
> Yup:
>
>  The From header field MUST be signed (that is, included in the "h="
>  tag of the resulting DKIM-Signature header field).
>  http://tools.ietf.org/html/rfc4871#section-5.4
>
> (see also http://tools.ietf.org/html/rfc4686#section-4.1.15)

ah, I thought you were implying that the From domain had to match d=
part. I see that you are not.



-- 
Jeff Macdonald
Ayer, MA



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