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=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 04F07C2BA1A for ; Fri, 24 Apr 2020 07:47:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D3FE420857 for ; Fri, 24 Apr 2020 07:47:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726654AbgDXHrG (ORCPT ); Fri, 24 Apr 2020 03:47:06 -0400 Received: from helcar.hmeau.com ([216.24.177.18]:43352 "EHLO fornost.hmeau.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726056AbgDXHrG (ORCPT ); Fri, 24 Apr 2020 03:47:06 -0400 Received: from gwarestrin.me.apana.org.au ([192.168.0.7] helo=gwarestrin.arnor.me.apana.org.au) by fornost.hmeau.com with smtp (Exim 4.89 #2 (Debian)) id 1jRt36-0000eU-Qe; Fri, 24 Apr 2020 17:47:01 +1000 Received: by gwarestrin.arnor.me.apana.org.au (sSMTP sendmail emulation); Fri, 24 Apr 2020 17:47:00 +1000 Date: Fri, 24 Apr 2020 17:47:00 +1000 From: Herbert Xu To: Stephan =?iso-8859-1?Q?M=FCller?= Cc: linux-crypto@vger.kernel.org Subject: Re: [PATCH v2 0/2] crypto: Jitter RNG SP800-90B compliance Message-ID: <20200424074700.GD24682@gondor.apana.org.au> References: <9339058.MEWKF1lRGI@positron.chronox.de> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <9339058.MEWKF1lRGI@positron.chronox.de> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org On Fri, Apr 17, 2020 at 09:32:53PM +0200, Stephan Müller wrote: > Hi, > > This patch set adds SP800-90B compliance to the Jitter RNG. The > SP800-90B patch is tested for more than half a year in user space > with the Jitter RNG version 2.2.0. > > The full SP800-90B assessment of the Jitter RNG is provided at [1]. > > In addition, the DRBG implementation is updated to always be > reseeded from the Jitter RNG. To ensure the DRBG is reseeded within > an appropriate amount of time, the reseed threshold is lowered. > > Changes v2: > * Instead of free/alloc of the Jitter RNG instance in case of a health > test error, re-initialize the RNG instance by performing the > power-up test and after a success, clear the health test status and > error. > > [1] http://www.chronox.de/jent/doc/CPU-Jitter-NPTRNG.pdf > > Stephan Mueller (2): > crypto: Jitter RNG SP800-90B compliance > crypto: DRBG always seeded with SP800-90B compliant noise source > > crypto/drbg.c | 26 ++- > crypto/jitterentropy-kcapi.c | 27 +++ > crypto/jitterentropy.c | 417 ++++++++++++++++++++++++++--------- > include/crypto/drbg.h | 6 +- > 4 files changed, 363 insertions(+), 113 deletions(-) All applied. Thanks. -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt