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From: Sean Turner <sean@sn3rd.com>
In-Reply-To: <8BCE6CE9-B107-4111-A7AA-1D5489BB4D4C@sn3rd.com>
Date: Thu, 28 May 2026 08:32:15 -0400
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Message-Id: <A1369679-CADA-43D0-B012-EF56BEF0E17B@sn3rd.com>
References: 
 <177817489402.1370621.15901429411456242843@dt-datatracker-787b78d5f6-p2rl2>
 <8BCE6CE9-B107-4111-A7AA-1D5489BB4D4C@sn3rd.com>
To: MLS List <mls@ietf.org>
Message-ID-Hash: UUHLCJUCBT4BQDPEYKVXQS5GFBP5B5W5
CC: draft-ietf-mls-partial@ietf.org, MLS Chairs <mls-chairs@ietf.org>
Precedence: list
Subject: =?utf-8?q?=5BMLS=5D_Re=3A_WG_Last_Call=3A_draft-ietf-mls-partial-02_=28Ends_?=
	=?utf-8?q?2026-05-21=29?=
Archived-At: 
 <https://mailarchive.ietf.org/arch/msg/mls/rSRFuu6l1NRP56Rb4RjXDRCaPKw>

Hi! We are going to extend this WGLC to 2026-06-11.

If you have read this document please let us know whether you think that =
it is ready to progress.

Cheers,
spt

> On May 19, 2026, at 13:44, Sean Turner <sean@sn3rd.com> wrote:
>=20
> A reminder that this working group last call ends on 2026-05-21 =
(Thursday).
>=20
> I am hoping that those who indicated that they read the draft at IETF =
125 will let us know their thoughts about progressing the draft.
>=20
> spt
>=20
>> On May 7, 2026, at 13:28, Sean Turner via Datatracker =
<noreply@ietf.org> wrote:
>>=20
>> This message starts a WG Last Call for:
>> draft-ietf-mls-partial-02
>>=20
>> This Working Group Last Call ends on 2026-05-21
>>=20
>> Abstract:
>>  The Messaging Layer Security (MLS) protocol provides efficient
>>  asynchronous group key establishment for large groups with up to
>>  thousands of clients.  In MLS, any member can commit a change to the
>>  group, and consequently, all members must download, validate, and
>>  maintain the full group state, which can incur a significant
>>  communication and computational costs, especially when joining a
>>  group.  This document defines an MLS extension to support "partial
>>  MLS clients" that don't undertake these costs.  A partial client
>>  cannot commit changes to the group, and only has partial
>>  authentication information for the other members of the group, but =
is
>>  otherwise able to participate in the group.  In exchange for these
>>  limitations, a partial MLS client can participate in an MLS group
>>  with significantly lower requirements in terms of download, memory,
>>  and processing.
>>=20
>> File can be retrieved from:
>>=20
>> Please review and indicate your support or objection to proceed with =
the
>> publication of this document by replying to this email keeping =
mls@ietf.org
>> in copy. Objections should be explained and suggestions to resolve =
them are
>> highly appreciated.
>>=20
>> Authors, and WG participants in general, are reminded of the =
Intellectual
>> Property Rights (IPR) disclosure obligations described in BCP 79 [1].
>> Appropriate IPR disclosures required for full conformance with the =
provisions
>> of BCP 78 [1] and BCP 79 [2] must be filed, if you are aware of any.
>> Sanctions available for application to violators of IETF IPR Policy =
can be
>> found at [3].
>>=20
>> Thank you.
>>=20
>> [1] https://datatracker.ietf.org/doc/bcp78/
>> [2] https://datatracker.ietf.org/doc/bcp79/
>> [3] https://datatracker.ietf.org/doc/rfc6701/
>>=20
>> The IETF datatracker status page for this Internet-Draft is:
>> https://datatracker.ietf.org/doc/draft-ietf-mls-partial/
>>=20
>> There is also an HTML version available at:
>> https://www.ietf.org/archive/id/draft-ietf-mls-partial-02.html
>>=20
>> A diff from the previous version is available at:
>> https://author-tools.ietf.org/iddiff?url2=3Ddraft-ietf-mls-partial-02
>>=20
>> The GitHub repo can be found at:
>> https://github.com/mlswg/mls-partial
>=20