Re: [Madinas] Use Case Questions
Stephen Farrell <stephen.farrell@cs.tcd.ie> Tue, 11 May 2021 20:54 UTC
Return-Path: <stephen.farrell@cs.tcd.ie>
X-Original-To: madinas@ietfa.amsl.com
Delivered-To: madinas@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 53F4D3A2624 for <madinas@ietfa.amsl.com>; Tue, 11 May 2021 13:54:27 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.001
X-Spam-Level:
X-Spam-Status: No, score=-2.001 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, MSGID_FROM_MTA_HEADER=0.001, NICE_REPLY_A=-0.001, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=unavailable autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-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 RDnYxAcX09hO for <madinas@ietfa.amsl.com>; Tue, 11 May 2021 13:54:23 -0700 (PDT)
Received: from EUR05-VI1-obe.outbound.protection.outlook.com (mail-vi1eur05on2105.outbound.protection.outlook.com [40.107.21.105]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id D26233A2622 for <madinas@ietf.org>; Tue, 11 May 2021 13:54:22 -0700 (PDT)
ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=kWr204bsF2g/CRAw/4JalFGiia/0N61NRIR++4J24/WVl0vrQOI6NGvprSWcbmJ5JGylPP7djCoksrmki2sQBdH0Y7xxWDhAUCSgX6FqmM/37QZj+W77KAb5YmMSFLUGNxKQK5lQzF62tCdt8tRi+Ptw6HH626bylybg0+nRW9elnuBhwFEU76NUZUKrzWVFicjMSNpEkoP42OJNzi6WVT6QtauCtjEiCVoYVMnvPHR+xuQUb3pMI+yOwwJTP158NnFo2vVUS8AHQoabZ6cMl/QpJQ1hJuWTGNRQ/tQ2i3KJaCXCtqphMtXm2i0uUhutLE3wmjC+Ix0dncYqaK+3DQ==
ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=Ge6azdyZSEeaHXgODtgfvl/ClPdf1xb4LOhCxNzlyDs=; b=NO8ifQMiXL3uCVq9ggWyWsNWSBtu3pwbXvqBLqC0h9DsdN7njjv76v6tToAcPBlaoaUnvr5DyUc53hgYRWswO5NEUTlN5DjiFnn8nrHelIc9propNAdXdDuyaL25AFCfpPP+8/MT/nQVSmT3uSTqVF1oMq72qFVLklQ73tBJF7XyWsHDkaIr1LfSOtHEKHOQwfk5/4LpKjAqSPpKIbyLmsx7AIoD9mV2alOHjGWfUhqjXT5YxuyqpwTzBlG5VTjHuxTad4nuQpMJyZdPgK1dlu3plnnG7eUWoj7vdMhMmyGHPO9KZHQJAZpjZxy2IYnbCWOvE1RstUff9nXc46Lsvg==
ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=cs.tcd.ie; dmarc=pass action=none header.from=cs.tcd.ie; dkim=pass header.d=cs.tcd.ie; arc=none
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cs.tcd.ie; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=Ge6azdyZSEeaHXgODtgfvl/ClPdf1xb4LOhCxNzlyDs=; b=P6clZsLmsDgy9dmI4WapEGuHfnM6epTq3xgwI0Ocx+m38VoZDzuyE5xKr7ohENMaOzq0GmCrGGm9kFkYGz5SP+h6JVk6Vc25tsw8SVxCnHM+S3hIdBdj0YoiBnbX1fKiP4Bjvu4OaQifwNjhJk8RzOAxtWokv83MK42oIawWXDtYv1AUU2SNu/nl77iSqVldhdHs+INYSmbD9R3CuIsZQs6Fn7sRK3FQasgoyprvDfWSp/jmx8C47KZrlro0HVDtEDBqPy9ujIwPsngXgX8RH2rqi61ebcf6b9p7ZMf6x6Pidrl01pNBJo+2vOcwkX+tYyG5JJ+sfV17syX3zlfJ3A==
Authentication-Results: ietf.org; dkim=none (message not signed) header.d=none;ietf.org; dmarc=none action=none header.from=cs.tcd.ie;
Received: from DB7PR02MB5113.eurprd02.prod.outlook.com (2603:10a6:10:77::15) by DB6PR0201MB2085.eurprd02.prod.outlook.com (2603:10a6:4:44::19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4108.29; Tue, 11 May 2021 20:54:17 +0000
Received: from DB7PR02MB5113.eurprd02.prod.outlook.com ([fe80::2d8d:9193:d3f3:6cc6]) by DB7PR02MB5113.eurprd02.prod.outlook.com ([fe80::2d8d:9193:d3f3:6cc6%5]) with mapi id 15.20.4108.031; Tue, 11 May 2021 20:54:17 +0000
To: "Lee, Yiu" <Yiu_Lee=40comcast.com@dmarc.ietf.org>, "madinas@ietf.org" <madinas@ietf.org>
References: <FC05AEB5-40CF-47FB-B9D9-20155F00DE68@comcast.com>
From: Stephen Farrell <stephen.farrell@cs.tcd.ie>
Message-ID: <f6eec01c-3a72-c696-81ed-c61b659c20d3@cs.tcd.ie>
Date: Tue, 11 May 2021 21:54:15 +0100
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1
In-Reply-To: <FC05AEB5-40CF-47FB-B9D9-20155F00DE68@comcast.com>
Content-Type: multipart/signed; micalg="pgp-sha256"; protocol="application/pgp-signature"; boundary="xFg7zRXpIsA2KtbIZNlITRZ5E95zKU3fS"
X-Originating-IP: [2001:bb6:5e5e:b458:9d06:a0c1:9216:babb]
X-ClientProxiedBy: DB6PR1001CA0012.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:4:b7::22) To DB7PR02MB5113.eurprd02.prod.outlook.com (2603:10a6:10:77::15)
MIME-Version: 1.0
X-MS-Exchange-MessageSentRepresentingType: 1
Received: from [IPv6:2001:bb6:5e5e:b458:9d06:a0c1:9216:babb] (2001:bb6:5e5e:b458:9d06:a0c1:9216:babb) by DB6PR1001CA0012.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:4:b7::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4108.25 via Frontend Transport; Tue, 11 May 2021 20:54:16 +0000
X-MS-PublicTrafficType: Email
X-MS-Office365-Filtering-Correlation-Id: e58aa988-1f55-41d2-6d6f-08d914bef116
X-MS-TrafficTypeDiagnostic: DB6PR0201MB2085:
X-MS-Exchange-SharedMailbox-RoutingAgent-Processed: True
X-Microsoft-Antispam-PRVS: <DB6PR0201MB2085935020FC20FA1B3EDD7FA8539@DB6PR0201MB2085.eurprd02.prod.outlook.com>
X-TCD-Routed-via-EOP: Routed via EOP
X-TCD-ROUTED: Passed-Transport-Routing-Rules
X-MS-Oob-TLC-OOBClassifiers: OLM:457;
X-MS-Exchange-SenderADCheck: 1
X-Microsoft-Antispam: BCL:0;
X-Microsoft-Antispam-Message-Info: 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
X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:DB7PR02MB5113.eurprd02.prod.outlook.com; PTR:; CAT:NONE; SFS:(4636009)(39850400004)(366004)(346002)(376002)(136003)(396003)(36756003)(52116002)(235185007)(33964004)(21480400003)(31696002)(2906002)(38100700002)(110136005)(786003)(966005)(186003)(16526019)(83380400001)(86362001)(2616005)(478600001)(53546011)(66616009)(316002)(8936002)(66476007)(31686004)(66556008)(8676002)(5660300002)(44832011)(6486002)(66946007)(43740500002)(45980500001); DIR:OUT; SFP:1102;
X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1
X-MS-Exchange-AntiSpam-MessageData-0: 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
X-OriginatorOrg: cs.tcd.ie
X-MS-Exchange-CrossTenant-Network-Message-Id: e58aa988-1f55-41d2-6d6f-08d914bef116
X-MS-Exchange-CrossTenant-AuthSource: DB7PR02MB5113.eurprd02.prod.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 May 2021 20:54:17.4294 (UTC)
X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted
X-MS-Exchange-CrossTenant-Id: d595be8d-b306-45f4-8064-9e5b82fbe52b
X-MS-Exchange-CrossTenant-MailboxType: HOSTED
X-MS-Exchange-CrossTenant-UserPrincipalName: 8KRXtiTJaMxGU1dkEk/Q7PghFDQ0Wgo0Xi298HsEHMOHuOss3WuC+4eMS4tqZ411
X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB6PR0201MB2085
Archived-At: <https://mailarchive.ietf.org/arch/msg/madinas/NDaPzq8wxr1J0PvLHDoH_AKUuSk>
Subject: Re: [Madinas] Use Case Questions
X-BeenThere: madinas@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: MAC Address Device Identification for Network and Application Services <madinas.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/madinas>, <mailto:madinas-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/madinas/>
List-Post: <mailto:madinas@ietf.org>
List-Help: <mailto:madinas-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/madinas>, <mailto:madinas-request@ietf.org?subject=subscribe>
X-List-Received-Date: Tue, 11 May 2021 20:54:27 -0000
On 11/05/2021 21:12, Lee, Yiu wrote: > 1. For home users, what is the value of rotating mac-address > periodically (say every 24h)? Some mobile devices call home to the device manufacturers with MAC address information. ([1] is a good study by a colleague of mine.) I think that's a pretty awful state of affairs but is yet another reason to want to randomise MACs, at home and everywhere. Cheers, S. [1] https://www.scss.tcd.ie/doug.leith/apple_google.pdf
- Re: [Madinas] Use Case Questions Tim Cappalli
- [Madinas] Use Case Questions Lee, Yiu
- Re: [Madinas] Use Case Questions Stephen Farrell