Re: [Ietf-dkim] Adding an aim= tag to DKIM Signature Tag Specifications

Steve Atkins <steve@wordtothewise.com> Tue, 12 May 2020 09:31 UTC

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From: Steve Atkins <steve@wordtothewise.com>
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Date: Tue, 12 May 2020 10:31:30 +0100
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Subject: Re: [Ietf-dkim] Adding an aim= tag to DKIM Signature Tag Specifications
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On 12/05/2020 09:20, Alessandro Vesely wrote:
> On Tue 12/May/2020 00:08:15 +0200 Dave Crocker wrote:
>> On 5/11/2020 1:33 PM, Jim Fenton wrote:
>>
>>> There might also be the situation where a domain wants to delegate a key
>> Hence my suggestion that figuring out such details is where discussion could
>> get interesting, if only because people will raise all sorts of combinatorial
>> theories, independent of demonstrated need, and this is a space with lots of
>> combinatorials...
>
> Besides delegated keys, some other obvious classes I'd propose —without
> venturing to forge English keywords— are as follows:
>
> * 1st class personal messages (with or without From: restrictions),
>
> * mailing lists (with or without From: rewrite),
>
> * bulk messages (including transactional confirmations, complaints, ...),
>
> * forwarded mail (after severe/loose antispam filtering).
>
> Perhaps, the keywords should be dash-separated jumbles of terms chosen from a
> predefined grab bag, to allow for combinations.


Some prior work in this space is TEOS.

https://www.researchgate.net/publication/301324998_Trusted_Email_Open_Standard_A_Comprehensive_Policy_and_Technology_Proposal_for_Email_Reform 


Cheers,
   Steve