Re: [Shutup] [ietf-smtp] Proposed Charter for the "SMTP Headers Unhealthy To User Privacy" WG (fwd)
Dave Crocker <dhc@dcrocker.net> Tue, 01 December 2015 14:56 UTC
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To: shutup@ietf.org, ietf-smtp@ietf.org
From: Dave Crocker <dhc@dcrocker.net>
Organization: Brandenburg InternetWorking
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Date: Tue, 01 Dec 2015 06:56:50 -0800
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Archived-At: <http://mailarchive.ietf.org/arch/msg/shutup/Bn4XAJ6lI2zh9NVWq4seP_Sh4Ao>
Subject: Re: [Shutup] [ietf-smtp] Proposed Charter for the "SMTP Headers Unhealthy To User Privacy" WG (fwd)
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On 12/1/2015 6:05 AM, Tony Finch wrote: > Ted Lemon <mellon@fugue.com> wrote: >> Monday, Nov 30, 2015 6:02 PM Dave Crocker wrote: >>> On 11/30/2015 2:51 PM, Ted Lemon wrote: > >>>> Why would I be relaying mail on? Only for a mailing list. >>> >>> The most obvious is mailbox aliasing, such as for vanity addresses such >>> as university alumni associations provide. >> >> That's a mailing list with one subscriber. Same scenario. > > Not really. Mailing lists have very different administrative behaviour to > aliases - they change the return path to an administrative address when > forwarding the message whereas aliases do not. RFC 5321 section 3.9. Yes. And further... They typically also have very different formal -- that's meant as 'official', not 'math' -- semantics. Alias behavior tends to be /very/ close to pure relaying. It changes very little in the message, other than the rfc5321.Rcpt-To address. Mailing lists tend to make massive changes to the original message; they are taking formal delivery of the message and then post a new message. For end users, the view is of a single message from original author to final recipient. To the email infrastructure it is two (or more) post/deliver sequences. Folks seeking to discuss email at this level should consider becoming familiar with RFC 5598. It will make careful discussion of email behavior a lot more consistent... d/ -- Dave Crocker Brandenburg InternetWorking bbiw.net
- Re: [Shutup] Proposed Charter for something Ted Lemon
- [Shutup] Proposed Charter for the "SMTP Headers U… Alexey Melnikov
- Re: [Shutup] Proposed Charter for the "SMTP Heade… John R Levine
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Dave Crocker
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Alexey Melnikov
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… John Levine
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Stephen Farrell
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Jim Fenton
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Christian Huitema
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… John Levine
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… John Levine
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… John Levine
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ned Freed
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… John Levine
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Rolf E. Sonneveld
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Chris Newman
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Steve Atkins
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Richard Clayton
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ned Freed
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ned Freed
- Re: [Shutup] chained authorizationm, was Proposed… John Levine
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… John Levine
- Re: [Shutup] chained authorizationm, was Proposed… Dave Crocker
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Al Iverson
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Steve Atkins
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Randall Gellens
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Martijn Grooten
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ned Freed
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Dave Crocker
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… John Levine
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Tony Finch
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… John Levine
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Dave Crocker
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… John Levine
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… John Levine
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Kurt Andersen (b)
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Chris Lewis
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Chris Lewis
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… John Levine
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Martijn Grooten
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Christian Huitema
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Stephen Farrell
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Stephen Farrell
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Chris Lewis
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Hector Santos
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Martijn Grooten
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Chris Lewis
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Chris Lewis
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Stephen Farrell
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] real life privacy tradeo… John Levine
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Dave Crocker
- Re: [Shutup] [ietf-smtp] real life privacy tradeo… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Dave Crocker
- Re: [Shutup] [ietf-smtp] real life privacy tradeo… John Levine
- Re: [Shutup] [ietf-smtp] real life privacy tradeo… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Derek J. Balling
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Stephen Farrell
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Dave Crocker
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Derek J. Balling
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Simon Josefsson
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Dave Crocker
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Derek J. Balling
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… John Levine
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Richard Clayton
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Christian Huitema
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Chris Lewis
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Chris Lewis
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Dave Crocker
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Chris Lewis
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Steve Atkins
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Chris Lewis
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Al Iverson
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Kurt Andersen
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Robert A. Rosenberg
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Chris Lewis
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Al Iverson
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Dave Crocker
- Re: [Shutup] [ietf-smtp] real life privacy tradeo… Derek J. Balling
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… MH Michael Hammer (5304)
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Chris Lewis
- Re: [Shutup] [ietf-smtp] real life privacy tradeo… Christian Huitema
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Robert A. Rosenberg
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Robert A. Rosenberg
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Chris Lewis
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Chris Lewis
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Dave Crocker
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Chris Lewis
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Ted Lemon
- Re: [Shutup] [ietf-smtp] Proposed Charter for the… Hector Santos
- [Shutup] Proposed Charter for the "SMTP Headers U… SM
- Re: [Shutup] Proposed Charter for the "SMTP Heade… Chris Lewis
- Re: [Shutup] Proposed Charter for the "SMTP Heade… Chris Lewis
- Re: [Shutup] Proposed Charter for the "SMTP Heade… Ned Freed
- Re: [Shutup] Proposed Charter for the "SMTP Heade… SM
- Re: [Shutup] Proposed Charter for the "SMTP Heade… Chris Lewis
- Re: [Shutup] Proposed Charter for the "SMTP Heade… Christian Huitema
- Re: [Shutup] Proposed Charter for the "SMTP Heade… Chris Lewis
- Re: [Shutup] Proposed Charter for the "SMTP Heade… SM
- Re: [Shutup] Proposed Charter for the "SMTP Heade… Martijn Grooten
- Re: [Shutup] Proposed Charter for the "SMTP Heade… Chris Lewis
- Re: [Shutup] Proposed Charter for something John Levine
- Re: [Shutup] Proposed Charter for the "SMTP Heade… Robert A. Rosenberg
- Re: [Shutup] Proposed Charter for something Dave Crocker
- Re: [Shutup] Proposed Charter for something Martijn Grooten
- Re: [Shutup] [ietf-smtp] Proposed Charter for som… John C Klensin
- Re: [Shutup] Proposed Charter for something Stephen Farrell
- Re: [Shutup] Proposed Charter for the "SMTP Heade… Ned Freed
- Re: [Shutup] Proposed Charter for the "SMTP Heade… Stephen Farrell
- Re: [Shutup] Proposed Charter for the "SMTP Heade… Christian Huitema
- Re: [Shutup] [ietf-smtp] Proposed Charter for som… Chris Lewis
- Re: [Shutup] Proposed Charter for something Hector Santos