Re: Last Call: <draft-levine-herkula-oneclick-04.txt> (Signalling one-click functionality for list email headers) to Proposed Standard (fwd)

"John R. Levine" <> Tue, 20 September 2016 23:54 UTC

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Date: 20 Sep 2016 19:54:13 -0400
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From: "John R. Levine" <>
To: "IETF general list" <>
Subject: Re: Last Call: <draft-levine-herkula-oneclick-04.txt> (Signalling one-click functionality for list email headers) to Proposed Standard (fwd)
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>> Nothing personal, but for interop purposes, the opinions of ops people
>> at large mail systems matter a lot more than your opinion or mine.
>They may have their views, but the spec is for the world at large,
>and I do think that the "email unsubs may DoS the sender" rationale
>will be seen as a feature and not a bug by many potential adopters.
>We can provide a more broadly useful rationale.

We seem unable to agree on why we're not doing one-click mailto:, and in 
any event since we're not doing it, it's irrelevant to the spec, so I 
commented the paragraph out of -06.

>There's a reason why browsers send "Origin:" headers, the MUA should
>do the same when doing POST requests based on email headers.

MUAs have been doing GETs and, for messages with forms in them, POSTs
for over a decade.  What origin headers do they send now?  Why is this