Re: [Extra] Is this a plausible IMAP extension ?

"John Levine" <johnl@taugh.com> Fri, 01 March 2019 00:15 UTC

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Date: 28 Feb 2019 19:15:48 -0500
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From: "John Levine" <johnl@taugh.com>
To: extra@ietf.org
Cc: arnt@gulbrandsen.priv.no
In-Reply-To: <y1shk7tgwkXXGKyb6JpQGl3wBrXJSY0lcI9p8S10+Ws=.sha-256@antelope.email>
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Subject: Re: [Extra] Is this a plausible IMAP extension ?
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In article <y1shk7tgwkXXGKyb6JpQGl3wBrXJSY0lcI9p8S10+Ws=.sha-256@antelope.email> you write:
>I suppose I misunderstood. You are saying that the sender cannot supply 
>the logo, right? The recipient decided whether to display AND procures 
>a logo?

The sender supplies the logo (through a process that's currently
baroquely indirect, but the recipient MTA decides whether to display
it and puts something in a header to indicate that.

Without some sort of validation, this screams PHISH ME NOW!

R's,
John