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Re: [dmarc-ietf] Do is need a new ptype? Was Re: New authentication method, DNSWL

Alessandro Vesely <vesely@tana.it> Mon, 11 November 2019 08:16 UTC

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From: Alessandro Vesely <vesely@tana.it>
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Subject: Re: [dmarc-ietf] Do is need a new ptype? Was Re: New authentication method, DNSWL
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On Mon 11/Nov/2019 07:30:05 +0100 Murray S. Kucherawy wrote:
> On Mon, Oct 21, 2019 at 7:54 AM Alessandro Vesely <vesely@tana.it> wrote:
> 
>> About the new ptype, a reviewer suggested to also use it to report
>> whether the query supported DNSSEC.  No DNSWL that I know supports it.
>> However, I know some DKIM filters report that feature either as a comment
>> or as a reason in the dkim= methodspec.  Using the new ptype might make
>> that clearer.  Consider:>>
>>     Authentication-Results: example.com;
>>       dkim=pass dns.sec=yes header.i=@example.org header.b=j5aQ3SJv
>>
> 
> Are there any MTAs that would take a different action based on this
> information?


Nobody cares about DNSSEC, until they fall victim to DNS hijacking attacks.

If the property is there, it may be easier to retrofit a fix in that case.


Best
Ale
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