Return-Path: X-Original-To: rats@mail2.ietf.org Delivered-To: rats@mail2.ietf.org Received: from localhost (localhost [127.0.0.1]) by mail2.ietf.org (Postfix) with ESMTP id 2106D12C53FC9 for ; Wed, 19 Aug 2026 08:57:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ietf.org; s=ietf1; t=1787155032; bh=jGF3I1e+Yj7yGG3TgWT8AZo8YvyOfE+Anzjb70r5gkY=; h=From:To:Subject:In-Reply-To:References:Date; b=N2gOYneIZvrGNx+Dqn8uvwC6oHk2FdN8Ep/xW8T5PtCaNuwnxEz9h1fzpR6gGg6Qb XVNbg79aU80ThH7rDgZ6K+gcPk59EEgVm9Fv3OdPX8YEKspm8Dq0/CKmKLbPvFdmCo f8fRC7BYby2FntkjkGMdmG+W4/BruBffT79r6k5M= X-Virus-Scanned: amavisd-new at ietf.org X-Spam-Flag: NO X-Spam-Score: -2.098 X-Spam-Level: X-Spam-Status: No, score=-2.098 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, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001] autolearn=ham autolearn_force=no Authentication-Results: mail2.ietf.org (amavisd-new); dkim=pass (2048-bit key) header.d=sandelman.ca Received: from mail2.ietf.org ([166.84.6.31]) by localhost (mail2.ietf.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id rRMdaeDwO95s for ; Wed, 19 Aug 2026 08:57:11 -0700 (PDT) Received: from tuna.sandelman.ca (tuna.sandelman.ca [209.87.249.19]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-256)) (No client certificate requested) by mail2.ietf.org (Postfix) with ESMTPS id 906D312C53FC1 for ; Wed, 19 Aug 2026 08:57:11 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) by tuna.sandelman.ca (Postfix) with ESMTP id 47CDE18011; Wed, 19 Aug 2026 11:57:11 -0400 (EDT) Received: from tuna.sandelman.ca ([127.0.0.1]) by localhost (localhost [127.0.0.1]) (amavis, port 10024) with LMTP id mFitqPuGxeHi; Wed, 19 Aug 2026 11:57:10 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sandelman.ca; s=mail; t=1787155030; bh=sYpu40jzkzl/eT8Dfc2y0SBoV7juMl1xG87p1rb4vIU=; h=From:To:Subject:In-Reply-To:References:Date:From; b=UZddOtdGfSivYkFuyYsFd3BcMqYFWeN1zs4FZuPWPoQPjahz3HXjyQUNd/xVCEGLN Ten+aCbsDQEGLHrfIi7rtIbANBSnDrIv5aS9oPRFBaHxvEzVZ13PiOUM9DKNMntzFe T/L+GZhX0wPALE5H2WXfUYFrZjf41byCxhFcZwUbYxGu7oHEX4mtPuUQEXEP9IYTyQ C7A1THpQMPXhuO6TbZOS3tRhCo8ns0+UreAcCLttsVJYOXcdnQOrmCOJ9+NtnkocDZ jcTsujbRNhVtSGlmTZM/bDn4NLYDXkOUWXk0XmlniYVzMR/+fzVjt9clGCmZFgCRTN AWBo3EzOZiBlA== Received: from sandelman.ca (obiwan.sandelman.ca [IPv6:2607:f0b0:f:2::247]) by tuna.sandelman.ca (Postfix) with ESMTP id 041FA1800F; Wed, 19 Aug 2026 11:57:10 -0400 (EDT) Received: from obiwan.sandelman.ca (obiwan.sandelman.ca [127.0.0.1]) by sandelman.ca (Postfix) with ESMTP id F4180182; Wed, 19 Aug 2026 11:57:09 -0400 (EDT) From: Michael Richardson To: Henri Sirkkavaara , rats In-Reply-To: <3RmVv323eL-LMc7GbglftSy2HW_XjuyKLlDBHJMBLj7MxUt_1eH61_dqPXVFCubudwwpfyqe_FcaX3qgSJLJEWf_mnGMk5LoH2w_amc7I5k=@vaara.io> References: <18362.1786822018@obiwan.sandelman.ca> <3RmVv323eL-LMc7GbglftSy2HW_XjuyKLlDBHJMBLj7MxUt_1eH61_dqPXVFCubudwwpfyqe_FcaX3qgSJLJEWf_mnGMk5LoH2w_amc7I5k=@vaara.io> X-Mailer: MH-E 8.6+git; nmh 1.8+dev; Emacs 30.1 X-Face: $\n1pF)h^`}$H>Hk{L"x@)JS7<%Az}5RyS@k9X%29-lHB$Ti.V>2bi.~ehC0;<'$9xN5Ub# z!G,p`nR&p7Fz@^UXIn156S8.~^@MJ*mMsD7=QFeq%AL4m Message-ID-Hash: U5QJPKGL4UV7OIPZXXZJQZ446QSSZMSL X-Message-ID-Hash: U5QJPKGL4UV7OIPZXXZJQZ446QSSZMSL X-MailFrom: mcr+ietf@sandelman.ca X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-rats.ietf.org-0; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.9rc6 Precedence: list Subject: =?utf-8?q?=5BRats=5D_Re=3A_qualifying_=22confidential_computing=22_=28was=3A?= =?utf-8?q?_Re=3A_Re=3A_Threat_model_and_properties_for_remote_attestation?= =?utf-8?q?=29?= List-Id: Remote ATtestation procedureS Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: --=-=-= Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Henri Sirkkavaara wrote: > On privacy, the record does not carry evidence. It carries a > digest. evidenceRef.digest pins the normalized evidence and the > envelope commits to it under signature, so whether anything identifyi= ng > exists in the artifact is an operator decision about what goes into t= he > evidence in the first place. The format does not require identifying > material and a careless deployment can still put it there. What is this envelope? This sounds a bit like SD-CWT? I'm unclear if there is any integrity for these measurements. =2D- Michael Richardson . o O ( IPv6 I=C3=B8T consulti= ng ) Sandelman Software Works Inc, Ottawa and Worldwide ** My working hours and your working hours may be different. = ** ** Please do not feel obligated to reply outside your normal working hours = ** --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCgAdFiEEbsyLEzg/qUTA43uogItw+93Q3WUFAmqF0lUACgkQgItw+93Q 3WVfTgf8D+afCW6/IURN+zvlzLXBrXjQqL82ueGCaN5oIjE3VBQJS/bVjAFiPkbM kpRd4iqV/rOBZ5mOoGfqeeY2qRGTB5Bz7Vleui6zzLJT/64WyKXd4YJePL79SIR6 YRL2N2/hc/YwTT0V3bHa8hVrzWerm0Ms32KQgXLnjaAZObMlkZC1KIpqfLoaBTZ3 uGg0yvnTEy0jm0ZIOqfZhJ08viZ832mbAGlfa0Ram/yPHRrUPQmHOpKCcjonTcaU 2mfI3S6iXzSERVqTl3njmOXX+PFod5bMApMx0JyoGYLBfT0CW1WD6O8o6JYTLKG/ WO2ML6NMsgYj7T9XqlWpSs60AiyctQ== =6HZg -----END PGP SIGNATURE----- --=-=-=--