From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F3BB6C433E0 for ; Fri, 3 Jul 2020 02:56:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D3719206CD for ; Fri, 3 Jul 2020 02:56:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726065AbgGCC4D (ORCPT ); Thu, 2 Jul 2020 22:56:03 -0400 Received: from mga01.intel.com ([192.55.52.88]:56724 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725915AbgGCC4D (ORCPT ); Thu, 2 Jul 2020 22:56:03 -0400 IronPort-SDR: eEchHP2jU5ewE2nJW5JzqBpVM2VTXGSE16EGH8A5N6FYL0hbMEtRYiLynY+OvGXIk0OuwzKWeK bA+czXMnZSgg== X-IronPort-AV: E=McAfee;i="6000,8403,9670"; a="165137428" X-IronPort-AV: E=Sophos;i="5.75,306,1589266800"; d="scan'208";a="165137428" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Jul 2020 19:56:02 -0700 IronPort-SDR: IOKL1bFc6dUxuaYrYu+rNE+5Y1aIq/TZfWggqmQ14Gqd/acVt4L8kcvoDI2+uy59YuynQBq87+ +VjJ+v1rqgGA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,306,1589266800"; d="scan'208";a="426156694" Received: from skochetx-mobl1.ger.corp.intel.com (HELO localhost) ([10.252.55.66]) by orsmga004.jf.intel.com with ESMTP; 02 Jul 2020 19:55:50 -0700 Date: Fri, 3 Jul 2020 05:55:48 +0300 From: Jarkko Sakkinen To: Borislav Petkov Cc: x86@kernel.org, linux-sgx@vger.kernel.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, Jethro Beekman , Andy Lutomirski , akpm@linux-foundation.org, andriy.shevchenko@linux.intel.com, asapek@google.com, cedric.xing@intel.com, chenalexchen@google.com, conradparker@google.com, cyhanish@google.com, dave.hansen@intel.com, haitao.huang@intel.com, josh@joshtriplett.org, kai.huang@intel.com, kai.svahn@intel.com, kmoy@google.com, ludloff@google.com, nhorman@redhat.com, npmccallum@redhat.com, puiterwijk@redhat.com, rientjes@google.com, sean.j.christopherson@intel.com, tglx@linutronix.de, yaozhangx@google.com Subject: Re: [PATCH v33 12/21] x86/sgx: Allow a limited use of ATTRIBUTE.PROVISIONKEY for attestation Message-ID: <20200703025548.GD306897@linux.intel.com> References: <20200617220844.57423-1-jarkko.sakkinen@linux.intel.com> <20200617220844.57423-13-jarkko.sakkinen@linux.intel.com> <20200629160242.GB32176@zn.tnic> <20200703023146.GA306897@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200703023146.GA306897@linux.intel.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Sender: owner-linux-security-module@vger.kernel.org Precedence: bulk List-ID: On Fri, Jul 03, 2020 at 05:32:28AM +0300, Jarkko Sakkinen wrote: > On Mon, Jun 29, 2020 at 06:02:42PM +0200, Borislav Petkov wrote: > > On Thu, Jun 18, 2020 at 01:08:34AM +0300, Jarkko Sakkinen wrote: > > > Provisioning Certification Enclave (PCE), the root of trust for other > > > enclaves, generates a signing key from a fused key called Provisioning > > > Certification Key. PCE can then use this key to certify an attestation key > > > of a QE, e.g. we get the chain of trust down to the hardware if the Intel > > > > What's a QE? > > > > I don't see this acronym resolved anywhere in the whole patchset. > > Quoting Enclave. Thanks for spotting this. I updated my GIT-tree accordingly. /Jarkko