Re: [Rats] Follow-up CoRIM: Horn clauses

Muhammad Usama Sardar <muhammad_usama.sardar@tu-dresden.de> Fri, 05 April 2024 19:42 UTC

Return-Path: <muhammad_usama.sardar@tu-dresden.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 07497C14F609 for <rats@ietfa.amsl.com>; Fri, 5 Apr 2024 12:42:48 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -7.096
X-Spam-Level:
X-Spam-Status: No, score=-7.096 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_HI=-5, RCVD_IN_ZEN_BLOCKED_OPENDNS=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_DBL_BLOCKED_OPENDNS=0.001, URIBL_ZEN_BLOCKED_OPENDNS=0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=tu-dresden.de
Received: from mail.ietf.org ([50.223.129.194]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id esqSJaycNGmc for <rats@ietfa.amsl.com>; Fri, 5 Apr 2024 12:42:44 -0700 (PDT)
Received: from mailout4.zih.tu-dresden.de (mailout4.zih.tu-dresden.de [141.30.67.75]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id E5F29C14F603 for <rats@ietf.org>; Fri, 5 Apr 2024 12:42:43 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=tu-dresden.de; s=dkim2022; h=In-Reply-To:References:CC:To:From:Subject: MIME-Version:Date:Message-ID:Content-Type:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=TE0WJqcConOYfDcVItxE3KIALpcdJ06aIY+7BDWKVT0=; b=Ljr+uHQ9QhxorhE5uQvDHRsgqM 41SOeAzSAJ/hwmZ31L2Q8PgN6rLsGzGj8kt2EKRmb9EqIhjBdb1WCHTa0D+FKK9On7sW3FeA8mWCC AagGg28YKp+TgEqWJaPGDleU7bqp0tG3gJOg0PhrU+Kwzx8wYNo17HfhVKBN/iMX1mj9Z79h7Ggqr rlNE5G+9LU+2rsew2jIyPEMzp/9XtH/3lFZraD/mbMwqTiV0oHK0JiVPQxKDEau7JKJTjLqvC/0kj VZuZDB9B5DAT4E1ZfwFXMZH70ddnEJS/yQ9M4OIPXJu3K8TdlTnsm3TbE/AdJxeGDlp+Xb412Hglf WAgnM3hw==;
Received: from [172.26.35.114] (helo=msx.tu-dresden.de) by mailout4.zih.tu-dresden.de with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from <muhammad_usama.sardar@tu-dresden.de>) id 1rspSQ-007XLF-Dv; Fri, 05 Apr 2024 21:42:40 +0200
Received: from [172.16.17.52] (78.155.140.28) by MSX-T314.msx.ad.zih.tu-dresden.de (172.26.35.114) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.37; Fri, 5 Apr 2024 21:42:35 +0200
Content-Type: multipart/alternative; boundary="------------sjX3LeYhvNhg9bQHdUsU7IHa"
Message-ID: <dd3cb011-04c0-4e7f-9ae0-d60d2ccfca94@tu-dresden.de>
Date: Fri, 05 Apr 2024 21:42:35 +0200
MIME-Version: 1.0
User-Agent: Mozilla Thunderbird
Content-Language: en-US
From: Muhammad Usama Sardar <muhammad_usama.sardar@tu-dresden.de>
To: debcooley1@gmail.com
CC: rats@ietf.org
References: <1f4c5bad-857a-490c-b773-c8754d45489d@tu-dresden.de> <DB9PR08MB98518B5A64F79788CBD4600F8E2C2@DB9PR08MB9851.eurprd08.prod.outlook.com> <a28edcd7-6d82-4500-a42e-f76be30babf3@tu-dresden.de> <DB9PR08MB98510CF3E1274B44C28B34808E2C2@DB9PR08MB9851.eurprd08.prod.outlook.com> <35ad3aea-0dfd-42fc-bb58-464f9eaf15da@tu-dresden.de> <a2aaa8d4-e731-4db5-8667-6dae114d06a6@tu-dresden.de>
In-Reply-To: <a2aaa8d4-e731-4db5-8667-6dae114d06a6@tu-dresden.de>
X-ClientProxiedBy: MSX-L313.msx.ad.zih.tu-dresden.de (172.26.34.113) To MSX-T314.msx.ad.zih.tu-dresden.de (172.26.35.114)
X-TUD-Virus-Scanned: mailout4.zih.tu-dresden.de
Archived-At: <https://mailarchive.ietf.org/arch/msg/rats/xtKwLjbqngfHmiBA6MQHWBG_UAc>
Subject: Re: [Rats] Follow-up CoRIM: Horn clauses
X-BeenThere: rats@ietf.org
X-Mailman-Version: 2.1.39
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: Fri, 05 Apr 2024 19:42:48 -0000

Escalating the transparency issue to the AD since the chairs are silent too!

On 29.03.24 13:44, Muhammad Usama Sardar wrote:
>
> Deep silence on the topic! Since CoRIM draft is a WG document, could 
> you the chairs please ensure transparency of this draft?
>
> Thanks,
>
> Usama
>
> On 22.03.24 06:05, Muhammad Usama Sardar wrote:
>>
>> None of the two issues pointed below mention Horn clauses. Also, the 
>> CoRIM meeting this week was cancelled. Some preliminary questions for 
>> better understanding:
>>
>>   * How are "Horn clauses" relevant to the CoRIM draft? I don't fully
>>     understand the link of the CoRIM draft to Horn clauses.
>>   * How are the Horn clauses generated?
>>   * What are the assumptions/facts?
>>   * Which rule engine do you plan to use to analyze the Horn clauses?
>>
>> We have some experience with Horn clauses, which will likely be 
>> helpful here, e.g., I have experience with ProVerif which is based on 
>> Horn clauses, and my colleagues have developed "Nemo" tool [1].
>>
>> Since CoRIM is a WG document, could the editors and contributors 
>> please make a good-will effort to summarize the discussions on these 
>> meetings to the WG? Interested WG members would then get a chance 
>> to contribute and/or comment. This was already pointed out a couple 
>> of months ago [2], but I don't see any CoRIM update provided to the 
>> mailing list since then. I very much like the updates from PKIX 
>> attestation, e.g., [3].
>>
>> [1] https://iccl.inf.tu-dresden.de/web/Inproceedings3354
>>
>> [2] 
>> https://mailarchive.ietf.org/arch/msg/rats/OwTI-PfFpLXHKf3IhoNpayv3m10/
>>
>> [3] 
>> https://mailarchive.ietf.org/arch/msg/rats/8X3N9e7-phCjDwGacWJrDoapeRE/
>>
>> Thanks,
>>
>> Usama
>>
>> On 19.03.24 13:46, Yogesh Deshpande wrote:
>>> Hi Usama,
>>>
>>> Some of the linked github issues where the discussions happened is given below:
>>>
>>> https://github.com/ietf-rats-wg/draft-ietf-rats-corim/issues/197
>>>
>>> https://github.com/ietf-rats-wg/draft-ietf-rats-corim/issues/142
>>>
>>> Feel free to join CoRIM Meetings, I have forwarded you the invite.
>>>
>>> Regards,
>>> Yogesh
>>>
>>> -----Original Message-----
>>> From: Muhammad Usama Sardar<muhammad_usama.sardar@tu-dresden.de>
>>> Sent: Tuesday, March 19, 2024 12:05 PM
>>> To: Yogesh Deshpande<Yogesh.Deshpande@arm.com>
>>> Cc:rats@ietf.org
>>> Subject: Re: [Rats] Follow-up CoRIM: Horn clauses
>>>
>>> Hi Yogesh,
>>>
>>> Thanks. Could you point me to the recording and minutes of the relevant CoRIM team meeting where it was discussed?
>>>
>>> Usama
>>>
>>> On 19.03.24 12:53, Yogesh Deshpande wrote:
>>>> Hello Usama,
>>>>
>>>> This was only discussed recently in one of our CoRIM team meetings(has just been initiated), hence you do not find any update on the same in any of the IETF drafts.
>>>>
>>>> In the course of time, as part of CoRIM Verifier simplification
>>>> activity, concepts from this presentation will make its space into the draft.
>>>>
>>>> Regards,
>>>> Yogesh Deshpande
>>>>
>>>> -----Original Message-----
>>>> From: RATS<rats-bounces@ietf.org>  On Behalf Of Muhammad Usama Sardar
>>>> Sent: Tuesday, March 19, 2024 11:43 AM
>>>> To:rats@ietf.org
>>>> Subject: [Rats] Follow-up CoRIM: Horn clauses
>>>>
>>>> Dear Ned and CoRIM team,
>>>>
>>>> Horn clauses [1, slide 6] were mentioned yesterday in the meeting.
>>>> Surprisingly, I don't see any relevant discussion in any of the two relevant drafts [2,3]. Where can I find more details about how the Horn clauses are generated for any of these drafts? What are the assumptions/facts? etc.
>>>>
>>>> Thanks,
>>>>
>>>> Usama
>>>>
>>>> [1]
>>>> https://datatracker.ietf.org/meeting/119/materials/slides-119-rats-att
>>>> estation-verifier-theory-of-operation
>>>>
>>>> [2]https://datatracker.ietf.org/doc/draft-ietf-rats-corim/
>>>>
>>>> [3]
>>>> https://datatracker.ietf.org/doc/draft-cds-rats-intel-corim-profile/
>>
>> _______________________________________________
>> RATS mailing list
>> RATS@ietf.org
>> https://www.ietf.org/mailman/listinfo/rats