Re: [Rats] What's to EAT? - terminology clarification

Schönwälder, Jürgen <J.Schoenwaelder@jacobs-university.de> Thu, 14 November 2019 14:11 UTC

Return-Path: <J.Schoenwaelder@jacobs-university.de>
X-Original-To: rats@ietfa.amsl.com
Delivered-To: rats@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 98AFD12029C for <rats@ietfa.amsl.com>; Thu, 14 Nov 2019 06:11:45 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.899
X-Spam-Level:
X-Spam-Status: No, score=-1.899 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_NONE=0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=jacobsuniversity.onmicrosoft.com
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 hNrOv69147F9 for <rats@ietfa.amsl.com>; Thu, 14 Nov 2019 06:11:42 -0800 (PST)
Received: from EUR02-VE1-obe.outbound.protection.outlook.com (mail-eopbgr20078.outbound.protection.outlook.com [40.107.2.78]) (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 45DD912025D for <rats@ietf.org>; Thu, 14 Nov 2019 06:11:42 -0800 (PST)
ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=RgbAMYsGzSYLfn4tA3/1u07pm2RvpVp/o6hLeqyEeexGVwlSH0ZN5j8yj7tA1u+zlFNs9AF4RJVAo9W1D6W9TUiqcilI+Myz9an5UpboZMgiDY751+8lRRbatZz9aMTxDChz8WbKdBMFIKxXQu6Trs2YAoxZwtIZoAsTUEKL+FOlKWFlCPjxFTg7f5R3SA8VylyBoGnPrkTiu4xqHhUbYmDIZky1Pz6+UKYya5Fd6msvrtEhwXu4Ml6IDyyRybMhLU83ALhI177NOOvEGMhXt6yjFLNQayo1Q9kqFSzA1gUfi/lcnVFBNWA4l8OUoUBXZrWj39roJgABFUHgryPISw==
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=I5DGwyEFnOfqVGtW/Jg26vTNtdo9XrWj1HExPpvK3tc=; b=feuN4xRqUxHrF7nNOcoZQPTL+68vDra+Yeq3xy2muqOC5EKHUp8ibFKyDh6yxwkQTkdDZmE6niuvh109r4SPy9l3nfhGmt9/NvIvGGy3tUydvKFqGbZGmXyBIRE82urti1x7SUOcx8PTm8lPQH2zcXbB/ToCEhQxOtS1B+Rl3pbGZIoVSWGlHNhfkGVT6CyRT5T6m+LVCNkzB5V4eEaDjCGrjdf+k5B3zoKHcCPz7BwOLoRiuna4nUjFHq19A3HwOnbKb3dR3QfJoD5UCWTtT2Z/cj0VhsaGlD+j1SiKft3BuTVy3M8tdQ5T5jsO16rpfK1ydvgxKNm/UwTctbyOWw==
ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=jacobs-university.de; dmarc=pass action=none header.from=jacobs-university.de; dkim=pass header.d=jacobs-university.de; arc=none
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=jacobsuniversity.onmicrosoft.com; s=selector2-jacobsuniversity-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=I5DGwyEFnOfqVGtW/Jg26vTNtdo9XrWj1HExPpvK3tc=; b=Cq0InkgUq4WC7bJXcFsraO5o3Y2n5zCyUIBb0iD9lGQq7eCOMOV+P20nKwkp2XV572v7Xndo6u2WHAn1tgPvZQgF/itooPd8QRqp014rYbx3m26ZT/VJucdGQfuqZl9UgjtwedRnvhhX3T0GFGktxopUunhqfsefeXpvzrwik+U=
Received: from AM5P190MB0482.EURP190.PROD.OUTLOOK.COM (10.161.65.11) by AM5P190MB0385.EURP190.PROD.OUTLOOK.COM (10.161.63.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2430.20; Thu, 14 Nov 2019 14:11:39 +0000
Received: from AM5P190MB0482.EURP190.PROD.OUTLOOK.COM ([fe80::6c6c:2cd2:11dd:2aff]) by AM5P190MB0482.EURP190.PROD.OUTLOOK.COM ([fe80::6c6c:2cd2:11dd:2aff%5]) with mapi id 15.20.2451.024; Thu, 14 Nov 2019 14:11:39 +0000
From: =?iso-8859-1?Q?Sch=F6nw=E4lder=2C_J=FCrgen?= <J.Schoenwaelder@jacobs-university.de>
To: Laurence Lundblade <lgl@island-resort.com>
CC: "Salz, Rich" <rsalz@akamai.com>, "rats@ietf.org" <rats@ietf.org>
Thread-Topic: [Rats] What's to EAT? - terminology clarification
Thread-Index: AQHVmaxQg/JbqfbFf0mfD9c0xlySNKeIK3rwgAALoICAAAAtIIAANPyAgABD4QCAALHLgIABVZQA
Date: Thu, 14 Nov 2019 14:11:39 +0000
Message-ID: <20191114141138.dipzizem6a6wh6cr@anna.jacobs.jacobs-university.de>
References: <229E0A72-4B44-4C9A-AD0A-142A13020C9A@intel.com> <MWHPR21MB0784058F591C52EEB31E0736A3770@MWHPR21MB0784.namprd21.prod.outlook.com> <4F586E15-9CF7-4824-87F2-8E2C20D1AF1D@intel.com> <MWHPR21MB078439E9EB07E3BB72E15137A3760@MWHPR21MB0784.namprd21.prod.outlook.com> <71173EC8-A167-47B9-B0F1-05759D59890B@akamai.com> <20191113071244.onqdgo2roqt7efb6@anna.jacobs.jacobs-university.de> <B555FC8E-FF3B-468A-B3DF-9F10DD6FBBF6@island-resort.com>
In-Reply-To: <B555FC8E-FF3B-468A-B3DF-9F10DD6FBBF6@island-resort.com>
Reply-To: =?iso-8859-1?Q?Sch=F6nw=E4lder=2C_J=FCrgen?= <J.Schoenwaelder@jacobs-university.de>
Accept-Language: en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
x-clientproxiedby: AM4PR07CA0002.eurprd07.prod.outlook.com (2603:10a6:205:1::15) To AM5P190MB0482.EURP190.PROD.OUTLOOK.COM (2603:10a6:206:1d::11)
authentication-results: spf=none (sender IP is ) smtp.mailfrom=J.Schoenwaelder@jacobs-university.de;
x-ms-exchange-messagesentrepresentingtype: 1
x-originating-ip: [2001:638:709:5::7]
x-ms-publictraffictype: Email
x-ms-office365-filtering-correlation-id: 06f550e0-ab28-4572-057f-08d7690c9126
x-ms-traffictypediagnostic: AM5P190MB0385:
x-ms-exchange-purlcount: 1
x-ms-exchange-transport-forked: True
x-microsoft-antispam-prvs: <AM5P190MB0385A2679BEDAF8C8432BAF2DE710@AM5P190MB0385.EURP190.PROD.OUTLOOK.COM>
x-ms-oob-tlc-oobclassifiers: OLM:3044;
x-forefront-prvs: 02213C82F8
x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(376002)(136003)(366004)(39850400004)(396003)(346002)(199004)(189003)(64756008)(66946007)(6306002)(478600001)(305945005)(4744005)(1076003)(81166006)(71200400001)(71190400001)(81156014)(52116002)(8676002)(6486002)(14454004)(446003)(2906002)(5660300002)(8936002)(6916009)(6246003)(476003)(229853002)(11346002)(6436002)(6512007)(6116002)(6506007)(386003)(25786009)(102836004)(46003)(3450700001)(256004)(76176011)(43066004)(86362001)(186003)(7736002)(486006)(66476007)(54906003)(99286004)(4326008)(66556008)(316002)(786003)(66446008); DIR:OUT; SFP:1101; SCL:1; SRVR:AM5P190MB0385; H:AM5P190MB0482.EURP190.PROD.OUTLOOK.COM; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1;
received-spf: None (protection.outlook.com: jacobs-university.de does not designate permitted sender hosts)
x-ms-exchange-senderadcheck: 1
x-microsoft-antispam: BCL:0;
x-microsoft-antispam-message-info: kozTU+87tcYg2eLIT2Z6wY+cG+zplZvretvuMVXoccdhYOgOIgbrbR2wUY9ZEpa8BoWk6M3JkMMXNMM0ZCCiyCrUWFVoLrbItn1/DVNjQqpMQJnvYdSVpn/YxXLmKh6Q9akJkqhx4/97i0go4aCxjYDaZ3ngQZBwQ34X7zTLLXFHNqmrOhEpch4I9VSVKxfTRr30P0HdZhLbYah3itsl3YikqFtWwwzAchKpp7VTITlR/NGcPIqWG8x2aqO03l8Qzyyrtsir0D7Z0uJPpDLWxxM2PYEZv3ibEfYKyNx+mnZLg4MrNqfssKEqMbX3CnHXZHxJJmehanJOFAgmh6NGnX2EeuffBniEqlFU0/7CzSu1KRB0XqNR8qnjlRjb3IJN68LbVkPcG5L0v+fzK0UmDvrl5gr5bIi0aBc364mdGqjspBjjuOgRuT4A7Dm/0R//WYPa8eVS21hvOrKgRzTzpLOPu9WlR8eVC/kFWqeA2PM=
Content-Type: text/plain; charset="iso-8859-1"
Content-ID: <23CC4BC3DD4B8B40916ADB4253BFD070@EURP190.PROD.OUTLOOK.COM>
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
X-OriginatorOrg: jacobs-university.de
X-MS-Exchange-CrossTenant-Network-Message-Id: 06f550e0-ab28-4572-057f-08d7690c9126
X-MS-Exchange-CrossTenant-originalarrivaltime: 14 Nov 2019 14:11:39.3955 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: f78e973e-5c0b-4ab8-bbd7-9887c95a8ebd
X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
X-MS-Exchange-CrossTenant-userprincipalname: b3xvuRTFbhimFxrV5ZVhWD2TnE+kaQhRRgCHA6TiWcy/ubratWJkAOjwsxo8X92OobaIUcyPIdVDGsh1hN5Ffw6jG0wqD8TOtPbw7pUHVMA=
X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM5P190MB0385
Archived-At: <https://mailarchive.ietf.org/arch/msg/rats/ltPhVWuyHGFNxiwA4LmfuctgfA0>
Subject: Re: [Rats] What's to EAT? - terminology clarification
X-BeenThere: rats@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Remote Attestation Procedures <rats.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/rats>, <mailto:rats-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/rats/>
List-Post: <mailto:rats@ietf.org>
List-Help: <mailto:rats-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/rats>, <mailto:rats-request@ietf.org?subject=subscribe>
X-List-Received-Date: Thu, 14 Nov 2019 14:11:46 -0000

On Wed, Nov 13, 2019 at 09:49:05AM -0800, Laurence Lundblade wrote:
> 
> Currently there are two claims encodings, CBOR and JSON. Thanks to CDDL, we get from data model to encoding in a largely mechanical way and there is little text needed.
> 
> 
>                 IM: Text
>                 |
>                 +
>                 |
>                 DM: CDDL
>                 |
>             +---+--+
>             |      |
>            CBOR   JSON
> 
> 
> I think this is a good, simple and effective way to proceed.

This basic model works for me.

/js

-- 
Juergen Schoenwaelder           Jacobs University Bremen gGmbH
Phone: +49 421 200 3587         Campus Ring 1 | 28759 Bremen | Germany
Fax:   +49 421 200 3103         <https://www.jacobs-university.de/>