Re: [dmarc-ietf] Ticket #55, closing

John Levine <johnl@taugh.com> Sun, 24 January 2021 18:49 UTC

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From: "John Levine" <johnl@taugh.com>
To: dmarc@ietf.org
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Subject: Re: [dmarc-ietf] Ticket #55, closing
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In article <580831bc-ae5b-de09-e473-39c1a13a8107@tana.it> you write:
>> In sec 3 it says the reports SHOULD include all URIs.  That is a privacy problem since it is common
>> for unsubscribe URIs to contain the recipient address in plain text or an easily reversed encoding
>> such as base32.
>
>
>Would something generic as the following do?
>
>    These reports SHOULD include any URI(s) from the message that failed
>    authentication, unless privacy reasons suggest otherwise.  [...]

Why are we telling people to send URIs in preference to any other part
of the message?  I don't see the point.

>Shall I add that verbatim as a second paragraph in Security Considerations?
>
>    In addition, note that Organizational Domains are only an approximation
>    to actual domain ownership  Therefore, reports may be sent to someone
>    unrelated to the actual sender or domain owner.

Sure, with the correction above.

R's,
John