Return-Path: X-Original-To: mmusic@ietfa.amsl.com Delivered-To: mmusic@ietfa.amsl.com Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id C007712D7A2; Thu, 16 Jun 2016 07:21:58 -0700 (PDT) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: -5.727 X-Spam-Level: X-Spam-Status: No, score=-5.727 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_MED=-2.3, RP_MATCHES_RCVD=-1.426, SPF_PASS=-0.001] autolearn=ham autolearn_force=no Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=cs.tcd.ie Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id UK5t_Aww5wUE; Thu, 16 Jun 2016 07:21:57 -0700 (PDT) Received: from mercury.scss.tcd.ie (mercury.scss.tcd.ie [134.226.56.6]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 1CD9D12D760; Thu, 16 Jun 2016 07:21:57 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) by mercury.scss.tcd.ie (Postfix) with ESMTP id E1DF0BE2D; Thu, 16 Jun 2016 15:21:55 +0100 (IST) Received: from mercury.scss.tcd.ie ([127.0.0.1]) by localhost (mercury.scss.tcd.ie [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ZoJCx5v6TeZX; Thu, 16 Jun 2016 15:21:55 +0100 (IST) Received: from [134.226.62.192] (cswireless62-192.scss.tcd.ie [134.226.62.192]) by mercury.scss.tcd.ie (Postfix) with ESMTPSA id 5B97BBE2C; Thu, 16 Jun 2016 15:21:55 +0100 (IST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=cs.tcd.ie; s=mail; t=1466086915; bh=RClznLEW4iaBOkniJjwqWgokb7Xpa42T1XtgFUZTKuo=; h=Subject:To:References:Cc:From:Date:In-Reply-To:From; b=leEG8Pvqdhf6WM3rY8VbDfBxHd1jFSE9AyNrlepyko7hjFCpnAalYSw8KmFvxyMiB eIR9WqPRS5J1SG/EFGjmJ1wMpXs2UyBxVSdIpZewl3rRWnFJ3HUuEyook+RSFe2nMc n9hpU4XanyyEdOscU5tcLmSb38oR1e67EUG++SDQ= To: Alissa Cooper References: <20160616113938.10476.41211.idtracker@ietfa.amsl.com> <547EB0D6-0F63-4334-9D06-F15C5EF607C0@cooperw.in> From: Stephen Farrell Openpgp: id=D66EA7906F0B897FB2E97D582F3C8736805F8DA2; url= Message-ID: <5762B602.8030502@cs.tcd.ie> Date: Thu, 16 Jun 2016 15:21:54 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.8.0 MIME-Version: 1.0 In-Reply-To: <547EB0D6-0F63-4334-9D06-F15C5EF607C0@cooperw.in> Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="------------ms070006090609070608020003" Archived-At: Cc: fandreas@cisco.com, mmusic-chairs@ietf.org, draft-ietf-mmusic-msid@ietf.org, IESG , mmusic@ietf.org Subject: Re: [MMUSIC] Stephen Farrell's Discuss on draft-ietf-mmusic-msid-14: (with DISCUSS) X-BeenThere: mmusic@ietf.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Multiparty Multimedia Session Control Working Group List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 16 Jun 2016 14:21:59 -0000 This is a cryptographically signed message in MIME format. --------------ms070006090609070608020003 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 16/06/16 15:20, Alissa Cooper wrote: >=20 >> On Jun 16, 2016, at 4:39 AM, Stephen Farrell wrote: >> >> Stephen Farrell has entered the following ballot position for >> draft-ietf-mmusic-msid-14: Discuss >> >> When responding, please keep the subject line intact and reply to all >> email addresses included in the To and CC lines. (Feel free to cut thi= s >> introductory paragraph, however.) >> >> >> Please refer to https://www.ietf.org/iesg/statement/discuss-criteria.h= tml >> for more information about IESG DISCUSS and COMMENT positions. >> >> >> The document, along with other ballot positions, can be found here: >> https://datatracker.ietf.org/doc/draft-ietf-mmusic-msid/ >> >> >> >> ----------------------------------------------------------------------= >> DISCUSS: >> ----------------------------------------------------------------------= >> >> >> I'm not sure that the answer to this question will require any >> change to the document but wanted to check...=20 >> >> I wondered about the privacy properties of these (and related) >> WebRTC identifiers, esp. if they are being handled at various >> different layers. Is there work somewhere in the WebRTC space >> that's analysing that? For example, one concern might be that >> msid-appdata could end up with some kind of privacy sensitive >> value, but there's no guidance here about that and as the >> examples use UUIDs it's not clear to me those represent nor what >> typical values will be used. (Note: I'm not saying that I >> believe this is a problem, I'm just checking if it's been >> considered.) >=20 > I wonder if adding a reference to https://www.w3.org/TR/mediacapture-st= reams/#dom-mediastream-id or parroting that guidance would help. >=20 That'd certainly be good enough to clear the discuss. I'd still be interested in an answer to the general question as well, but that'd not be blocking. Cheers, S. > Alissa >=20 >> >> I hope that there's no reason why these can't be very ephemeral >> values that don't identify (or help re-identification of) people >> or their preferences, locations etc., and I'd imagine there's >> little reason to e.g. log them. If that's the case wouldn't it >> be useful to add such guidance (somewhere, maybe not here) >> to help developers to do the right thing? >> >> >> >> >=20 >=20 --------------ms070006090609070608020003 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgEFADCABgkqhkiG9w0BBwEAAKCC CvIwggUIMIID8KADAgECAhBPzaE7pzYviUJyhmHTFBdnMA0GCSqGSIb3DQEBCwUAMHUxCzAJ BgNVBAYTAklMMRYwFAYDVQQKEw1TdGFydENvbSBMdGQuMSkwJwYDVQQLEyBTdGFydENvbSBD ZXJ0aWZpY2F0aW9uIEF1dGhvcml0eTEjMCEGA1UEAxMaU3RhcnRDb20gQ2xhc3MgMSBDbGll bnQgQ0EwHhcNMTYwMjA5MDkyODE1WhcNMTcwMjA5MDkyODE1WjBOMSIwIAYDVQQDDBlzdGVw aGVuLmZhcnJlbGxAY3MudGNkLmllMSgwJgYJKoZIhvcNAQkBFhlzdGVwaGVuLmZhcnJlbGxA Y3MudGNkLmllMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtuC0rYze/2JinSra C9F2RjGdQZjNALLcW9C3WKTwYII3wBslobmHuPEYE5JaGItmzuKnAW619R1rD/kfoNWC19N3 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