Received: by 2002:a05:6a10:1d13:0:0:0:0 with SMTP id pp19csp1253471pxb; Tue, 17 Aug 2021 07:25:38 -0700 (PDT) X-Google-Smtp-Source: ABdhPJysFi17JNzb4f0n67YHoV3TqO/bI+qyhDdDNVDKReu3SBmBEcdhv4yvUQqMq7meIVnfvSL5 X-Received: by 2002:a5d:85ca:: with SMTP id e10mr3120068ios.193.1629210338120; Tue, 17 Aug 2021 07:25:38 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1629210338; cv=none; d=google.com; s=arc-20160816; b=wroGd1roaHJwO0NKOJXQ3L2w1FDdP9Y69GNox6eI4GV1w3vlJzesymZJDEci/fWLLO ULMm77MoX6JNMrndQA8xEQTUYxb+iEl5ZNZQYq0eQ3W3E+TiXF7G3LZ7SstOURG1EZt+ nAQNRUA8ITGvK4SM38rWHx84pCMrcfNGgF3JhipgGHEXUM+0qH+kYqX7SInU20zvSfHt imCiPpKSYfoPPQ0C5+524eV8RkTESsHXkLLQ4ecK8/xAnKaN2Nx4AyIeTj99PcojxNPN xIw/DegsQsMgUZ+lGTlbHVkgNOwvNTYXfXQFVx0a45BtqaW3vM8x0Kg/JcLeKfe0KF75 yWCw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:date:cc:to:from:subject:message-id :dkim-signature; bh=eDv3kgjxlaSuE0h9+1PZ4tl3F4C1OKHijW9CnPDk9k8=; b=tihEmkk7tAD19s7RUmsBghQHlLyUxOyyXAhAAHSViwNOBw2HUZa97xe4j8sHdDyxHk 0D3Nh9MOSsIsDbNjfgNaXDyb9+HPSnLNi3UvrDWRB1Pb1SoDEcJsL1WiLHcjNhwz2bjz S3QaaI/SwX1TiC14P9mdGulMsxIO4YLHJus3P4sAvdRprKxLrZYq25AEj6Mp/WWjyBZ3 7eaYtAz9btO1Zj8uGb25uIQrXkrUy7Geu8s5OAk3t2oAnMafgs+5XfBT2AyXsP30k1ie ke3S/S5uB9eyRvNYNLOQKAXN8IXGvTSUiTUF4Z4xPFpCXosZfiS2cBLwInnm2mNyK7xK UYBg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@ibm.com header.s=pp1 header.b=aKj9iUZr; spf=pass (google.com: domain of linux-crypto-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-crypto-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=ibm.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id k21si2644558jaq.73.2021.08.17.07.25.25; Tue, 17 Aug 2021 07:25:38 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-crypto-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@ibm.com header.s=pp1 header.b=aKj9iUZr; spf=pass (google.com: domain of linux-crypto-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-crypto-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=ibm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237840AbhHQOZh (ORCPT + 99 others); Tue, 17 Aug 2021 10:25:37 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:7470 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S237854AbhHQOZg (ORCPT ); Tue, 17 Aug 2021 10:25:36 -0400 Received: from pps.filterd (m0098419.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 17HE2nBx009940; Tue, 17 Aug 2021 10:24:55 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=message-id : subject : from : to : cc : date : in-reply-to : references : content-type : mime-version : content-transfer-encoding; s=pp1; bh=eDv3kgjxlaSuE0h9+1PZ4tl3F4C1OKHijW9CnPDk9k8=; b=aKj9iUZrM4GKwz1Tbmm72txEMeQCVLh2uok0T3tDS1dtqIbCzXlmnjRbIb2qYk0Q3p7E bubrCI3dB/Gb2a3uS4jVsxodl10fmN4SIm/OSSLCq6XeQpYNozot3enr651G+CAfIFJL usaD74JfrQBl5/w61BPlDvpkacBpkg1RQ6X/v2fT33iFVjOPHgb4bJCRldCYIxBGEfUP LYoSSxIwbNz16GVL86yoxkTVffyDEV4MKX3x8O+1A39WxZNYwJqbao5uqb/PAJN2UF31 RkMIBIqhLnvGWLFDkbB1VSeQNaplwR6UStOL36yzzKIhhMAc57msUjbyWObCtcsOX6Qc bg== Received: from pps.reinject (localhost [127.0.0.1]) by mx0b-001b2d01.pphosted.com with ESMTP id 3aeua12vfj-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 17 Aug 2021 10:24:55 -0400 Received: from m0098419.ppops.net (m0098419.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 17HE30qA011101; Tue, 17 Aug 2021 10:24:54 -0400 Received: from ppma02fra.de.ibm.com (47.49.7a9f.ip4.static.sl-reverse.com [159.122.73.71]) by mx0b-001b2d01.pphosted.com with ESMTP id 3aeua12vew-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 17 Aug 2021 10:24:54 -0400 Received: from pps.filterd (ppma02fra.de.ibm.com [127.0.0.1]) by ppma02fra.de.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 17HEITAm021494; Tue, 17 Aug 2021 14:24:52 GMT Received: from b06cxnps3074.portsmouth.uk.ibm.com (d06relay09.portsmouth.uk.ibm.com [9.149.109.194]) by ppma02fra.de.ibm.com with ESMTP id 3ae5f8cc6u-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 17 Aug 2021 14:24:52 +0000 Received: from d06av21.portsmouth.uk.ibm.com (d06av21.portsmouth.uk.ibm.com [9.149.105.232]) by b06cxnps3074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 17HEOoHk57278726 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 17 Aug 2021 14:24:50 GMT Received: from d06av21.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E504B52063; Tue, 17 Aug 2021 14:24:49 +0000 (GMT) Received: from li-f45666cc-3089-11b2-a85c-c57d1a57929f.ibm.com (unknown [9.160.53.55]) by d06av21.portsmouth.uk.ibm.com (Postfix) with ESMTP id 003335205F; Tue, 17 Aug 2021 14:24:45 +0000 (GMT) Message-ID: Subject: Re: [PATCH v2] fscrypt: support trusted keys From: Mimi Zohar To: Ahmad Fatoum , Eric Biggers , Jarkko Sakkinen Cc: "Theodore Y. Ts'o" , Jaegeuk Kim , kernel@pengutronix.de, James Morris , "Serge E. Hallyn" , James Bottomley , Sumit Garg , David Howells , linux-fscrypt@vger.kernel.org, linux-crypto@vger.kernel.org, linux-integrity@vger.kernel.org, linux-security-module@vger.kernel.org, keyrings@vger.kernel.org, linux-kernel@vger.kernel.org Date: Tue, 17 Aug 2021 10:24:44 -0400 In-Reply-To: References: <20210806150928.27857-1-a.fatoum@pengutronix.de> <20210809094408.4iqwsx77u64usfx6@kernel.org> <20210810180636.vqwaeftv7alsodgn@kernel.org> <20210810212140.sdq5dq2wy5uaj7h7@kernel.org> <20210811001743.ofzkwdwa6rcjsf4d@kernel.org> <0e69a0aa394dd20347b06ae4e700aa17d52583ef.camel@linux.ibm.com> <285cb263d9c1c16f3918c98dd36074ef16568e6d.camel@linux.ibm.com> Content-Type: text/plain; charset="ISO-8859-15" X-Mailer: Evolution 3.28.5 (3.28.5-16.el8) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: xx-3ZG3CK2l-ESUkYpLaEF_SRiCGCD25 X-Proofpoint-ORIG-GUID: OaepDPDCXqjhoaHKWv9ZgqODcHxwi9FW X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391,18.0.790 definitions=2021-08-17_04:2021-08-17,2021-08-17 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 adultscore=0 bulkscore=0 malwarescore=0 priorityscore=1501 mlxlogscore=998 phishscore=0 spamscore=0 suspectscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2107140000 definitions=main-2108170086 Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org On Tue, 2021-08-17 at 16:13 +0200, Ahmad Fatoum wrote: > On 17.08.21 15:55, Mimi Zohar wrote: > > I have no opinion as to whether this is/isn't a valid usecase. > > So you'd be fine with merging trusted key support as is and leave encrypted > key support to someone who has a valid use case and wants to argue > in its favor? That decision as to whether it makes sense to support trusted keys directly, based on the new trust sources, is a decision left up to the maintainer(s) of the new usecase and the new trust sources maintainer Jarkko. thanks, Mimi