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=-2.2 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED, USER_AGENT_MUTT autolearn=ham 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 6195BC65BAF for ; Sun, 9 Dec 2018 21:56:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1CFCD20661 for ; Sun, 9 Dec 2018 21:56:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=thunk.org header.i=@thunk.org header.b="eJWNYhRS" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1CFCD20661 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=mit.edu Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726495AbeLIV4r (ORCPT ); Sun, 9 Dec 2018 16:56:47 -0500 Received: from imap.thunk.org ([74.207.234.97]:39476 "EHLO imap.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726284AbeLIV4q (ORCPT ); Sun, 9 Dec 2018 16:56:46 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=thunk.org; s=ef5046eb; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date: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=jZLg3biT82SlntlVTN6j4KUpZWNGenpcJI473Dbu0+Y=; b=eJWNYhRSDc8vGaD2iqPZnwFnZi wHl0epNZwpO2FWG6/dbUIosFyDL9wBbd+AlsflXFrLRyEIwlccl/TprKXDikPvSSbLACWBpq8s0bL co2HqZ8IEhJVr0hxCHaCkbgtgIF8HqnEbqw6sUyJ80393/ZYCikRDPSQ1EtNJDkyNr80=; Received: from root (helo=callcc.thunk.org) by imap.thunk.org with local-esmtp (Exim 4.89) (envelope-from ) id 1gW745-0000j1-Hp; Sun, 09 Dec 2018 21:56:41 +0000 Received: by callcc.thunk.org (Postfix, from userid 15806) id 7ABE07A442F; Sun, 9 Dec 2018 16:56:40 -0500 (EST) Date: Sun, 9 Dec 2018 16:56:40 -0500 From: "Theodore Y. Ts'o" To: Eric Biggers Cc: linux-fscrypt@vger.kernel.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, Jaegeuk Kim , Richard Weinberger , Paul Crowley , Greg Kaiser Subject: Re: [PATCH v4] fscrypt: add Adiantum support Message-ID: <20181209215640.GC1840@mit.edu> Mail-Followup-To: "Theodore Y. Ts'o" , Eric Biggers , linux-fscrypt@vger.kernel.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, Jaegeuk Kim , Richard Weinberger , Paul Crowley , Greg Kaiser References: <20181126192737.129355-1-ebiggers@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20181126192737.129355-1-ebiggers@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: tytso@thunk.org X-SA-Exim-Scanned: No (on imap.thunk.org); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Nov 26, 2018 at 11:27:37AM -0800, Eric Biggers wrote: > From: Eric Biggers > > Add support for the Adiantum encryption mode to fscrypt. Adiantum is a > tweakable, length-preserving encryption mode with security provably > reducible to that of XChaCha12 and AES-256, subject to a security bound. > It's also a true wide-block mode, unlike XTS. See the paper > "Adiantum: length-preserving encryption for entry-level processors" > (https://eprint.iacr.org/2018/720.pdf) for more details. Also see > commit 059c2a4d8e16 ("crypto: adiantum - add Adiantum support"). Thanks, applied. - Ted