draft-ietf-extra-specialuse-important-02.txt		draft-ietf-extra-specialuse-important-03.txt
	Network Working Group B. Leiba, Ed.		Network Working Group B. Leiba, Ed.
	Internet-Draft Huawei Technologies		Internet-Draft Huawei Technologies
	Intended status: Standards Track April 19, 2018		Intended status: Standards Track May 01, 2018
	Expires: October 19, 2018		Expires: October 31, 2018
	IMAP $Important Keyword and \Important Special-Use Attribute		IMAP $Important Keyword and \Important Special-Use Attribute
	draft-ietf-extra-specialuse-important-02		draft-ietf-extra-specialuse-important-03
	Abstract		Abstract
	RFC 6154 created an IMAP Special-Use LIST extension and defined an		RFC 6154 created an IMAP Special-Use LIST extension and defined an
	initial set of attributes. This document defines a new attribute,		initial set of attributes. This document defines a new attribute,
	"\Important", and establishes a new IANA registry for IMAP folder		"\Important", and establishes a new IANA registry for IMAP folder
	attributes, registering the attributes defined in RFCs 3348, 3501,		attributes, registering the attributes defined in RFCs 3348, 3501,
	and 6154. This document also defines a new IMAP keyword,		and 6154. This document also defines a new IMAP keyword,
	"$Important", and registers it in the registry defined in RFC 5788.		"$Important", and registers it in the registry defined in RFC 5788.
	skipping to change at page 1, line 35 ¶		skipping to change at page 1, line 35 ¶
	Internet-Drafts are working documents of the Internet Engineering		Internet-Drafts are working documents of the Internet Engineering
	Task Force (IETF). Note that other groups may also distribute		Task Force (IETF). Note that other groups may also distribute
	working documents as Internet-Drafts. The list of current Internet-		working documents as Internet-Drafts. The list of current Internet-
	Drafts is at http://datatracker.ietf.org/drafts/current/.		Drafts is at http://datatracker.ietf.org/drafts/current/.
	Internet-Drafts are draft documents valid for a maximum of six months		Internet-Drafts are draft documents valid for a maximum of six months
	and may be updated, replaced, or obsoleted by other documents at any		and may be updated, replaced, or obsoleted by other documents at any
	time. It is inappropriate to use Internet-Drafts as reference		time. It is inappropriate to use Internet-Drafts as reference
	material or to cite them other than as "work in progress."		material or to cite them other than as "work in progress."
	This Internet-Draft will expire on October 19, 2018.		This Internet-Draft will expire on October 31, 2018.
	Copyright Notice		Copyright Notice
	Copyright (c) 2018 IETF Trust and the persons identified as the		Copyright (c) 2018 IETF Trust and the persons identified as the
	document authors. All rights reserved.		document authors. All rights reserved.
	This document is subject to BCP 78 and the IETF Trust's Legal		This document is subject to BCP 78 and the IETF Trust's Legal
	Provisions Relating to IETF Documents (http://trustee.ietf.org/		Provisions Relating to IETF Documents (http://trustee.ietf.org/
	license-info) in effect on the date of publication of this document.		license-info) in effect on the date of publication of this document.
	Please review these documents carefully, as they describe your rights		Please review these documents carefully, as they describe your rights
	skipping to change at page 5, line 33 ¶		skipping to change at page 5, line 33 ¶
	strategic starting point. If the algorithm by which messages are		strategic starting point. If the algorithm by which messages are
	determined to be important is well known, still more information is		determined to be important is well known, still more information is
	exposed -- perhaps, for example, there is an implication that the		exposed -- perhaps, for example, there is an implication that the
	senders of these messages are particularly significant to the mailbox		senders of these messages are particularly significant to the mailbox
	owner, and perhaps that is information that should not be made		owner, and perhaps that is information that should not be made
	public.		public.
	As noted in RFC 6154, it is wise to protect the IMAP channel from		As noted in RFC 6154, it is wise to protect the IMAP channel from
	passive eavesdropping, and to defend against unauthorized discernment		passive eavesdropping, and to defend against unauthorized discernment
	of the identity of a user's "\Important" mailbox or of a user's		of the identity of a user's "\Important" mailbox or of a user's
	"$Important" messages.		"$Important" messages. See [RFC3501], Section 11, for security
			considerations about using the IMAP STARTTLS command to protect the
			IMAP channel.
	6. IANA Considerations		6. IANA Considerations
	This document contains 3 actions for IANA, specified in the sections		This document contains 3 actions for IANA, specified in the sections
	below:		below:
	1. Registration of the "$Important" keyword.		1. Registration of the "$Important" keyword.
	2. Creation of a new "IMAP Mailbox Name Attributes" registry.		2. Creation of a new "IMAP Mailbox Name Attributes" registry.
	skipping to change at page 8, line 17 ¶		skipping to change at page 8, line 17 ¶
	| Name | | |		| Name | | |
	+===============+===================================+===========+		+===============+===================================+===========+
	| All | All messages | [RFC6154] |		| All | All messages | [RFC6154] |
	+---------------+-----------------------------------+-----------+		+---------------+-----------------------------------+-----------+
	| Archive | Archived messages | [RFC6154] |		| Archive | Archived messages | [RFC6154] |
	+---------------+-----------------------------------+-----------+		+---------------+-----------------------------------+-----------+
	| Drafts | Messages that are working drafts | [RFC6154] |		| Drafts | Messages that are working drafts | [RFC6154] |
	+---------------+-----------------------------------+-----------+		+---------------+-----------------------------------+-----------+
	| Flagged | Messages with the \Flagged flag | [RFC6154] |		| Flagged | Messages with the \Flagged flag | [RFC6154] |
	+---------------+-----------------------------------+-----------+		+---------------+-----------------------------------+-----------+
	| HasChildren | Has accessible child mailboxes | [RFC3348] | *		| HasChildren | Has accessible child mailboxes | [RFC5258] | *
	+---------------+-----------------------------------+-----------+		+---------------+-----------------------------------+-----------+
	| HasNoChildren | Has no accessible child mailboxes | [RFC3348] | *		| HasNoChildren | Has no accessible child mailboxes | [RFC5258] | *
	+---------------+-----------------------------------+-----------+		+---------------+-----------------------------------+-----------+
	| Important | Messages deemed important to user | THIS RFC |		| Important | Messages deemed important to user | THIS RFC |
	+---------------+-----------------------------------+-----------+		+---------------+-----------------------------------+-----------+
	| Junk | Messages identified as Spam/Junk | [RFC6154] |		| Junk | Messages identified as Spam/Junk | [RFC6154] |
	+---------------+-----------------------------------+-----------+		+---------------+-----------------------------------+-----------+
	| Marked | Server has marked the mailbox as | [RFC3501] | *		| Marked | Server has marked the mailbox as | [RFC3501] | *
	| | "interesting" | |		| | "interesting" | |
	+---------------+-----------------------------------+-----------+		+---------------+-----------------------------------+-----------+
	| NoInferiors | No hierarchy under this name | [RFC3501] | *		| NoInferiors | No hierarchy under this name | [RFC3501] | *
	+---------------+-----------------------------------+-----------+		+---------------+-----------------------------------+-----------+
			| NonExistent | The mailbox name doesn't actually | [RFC5258] | *
			| | exist | |
			+---------------+-----------------------------------+-----------+
	| Noselect | The mailbox is not selectable | [RFC3501] | *		| Noselect | The mailbox is not selectable | [RFC3501] | *
	+---------------+-----------------------------------+-----------+		+---------------+-----------------------------------+-----------+
			| Remote | The mailbox exists on a remote | [RFC5258] | *
			| | server | |
			+---------------+-----------------------------------+-----------+
	| Sent | Sent mail | [RFC6154] |		| Sent | Sent mail | [RFC6154] |
	+---------------+-----------------------------------+-----------+		+---------------+-----------------------------------+-----------+
			| Subscribed | The mailbox is subscribed to | [RFC5258] |
			+---------------+-----------------------------------+-----------+
	| Trash | Messages the user has discarded | [RFC6154] |		| Trash | Messages the user has discarded | [RFC6154] |
	+---------------+-----------------------------------+-----------+		+---------------+-----------------------------------+-----------+
	| Unmarked | No new messages since last select | [RFC3501] | *		| Unmarked | No new messages since last select | [RFC3501] | *
	+===============+===================================+===========+		+===============+===================================+===========+
	The rows marked with "*" at the end should have their Usage Notes		The rows marked with "*" at the end should have their Usage Notes
	field set to "not used by JMAP".		field set to "not used by JMAP".
	7. Changes During Document Development		7. Changes During Document Development
End of changes. 9 change blocks.
	7 lines changed or deleted		17 lines changed or added
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