Vladimir,
We are not discussing here the fact you can put 2 mailboxes in a From: but
that the display part must be between double quotes.
A mailbox is an optional display part within double quotes followed by an
email address within <>. Mailboxes are separated by comas ,.
On Wed, Apr 6, 2016 at 8:55 AM, Vladimir Dubrovin via dmarc-discuss <
dmarc-discuss@dmarc.org> wrote:
>
> This From contains 2 mailboxes (Lastname and u...@yahoo.com). This is
> valid RFC 5322 syntax
>
> from = "From:" mailbox-list CRLF
> ...
> mailbox-list = (mailbox *("," mailbox)) / obs-mbox-list
>
> but it's invalid for DMARC RFC 7489 and it's not covered by DMARC
> specification:
>
> The absence of a single, properly formed RFC5322
> <https://tools.ietf.org/html/rfc5322>.From field renders
> the message invalid. Handling of such a message is outside of the
> scope of this specification.
>
> Processing of message like this is implementation specific, any
> implementation does not violate RFC 7489.
>
> A. Schulze via dmarc-discuss пишет:
>
>
> Hello,
>
> I noticed a message with this RFC5322.From:
>
> From: Lastname, Firstname <u...@yahoo.com> <u...@yahoo.com>
>
> the message was authenticated by SPF and DKIM but opendmarc rejected
> finally.
> Is this From really valid? I would quote the displayname.
>
> If it's valid, I hit a bug in OpenDMARC.
> If it's invalid, maybe Elizabeth will be interested ...
>
> Andreas
>
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>
>
> --
> Vladimir Dubrovin
> [image: @Mail.Ru]
>
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