From owner-freebsd-security@FreeBSD.ORG Sat Jun 9 04:02:04 2012 Return-Path: Delivered-To: freebsd-security@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B9E76106564A for ; Sat, 9 Jun 2012 04:02:04 +0000 (UTC) (envelope-from rsimmons0@gmail.com) Received: from mail-vc0-f182.google.com (mail-vc0-f182.google.com [209.85.220.182]) by mx1.freebsd.org (Postfix) with ESMTP id 6F0CA8FC15 for ; Sat, 9 Jun 2012 04:02:04 +0000 (UTC) Received: by vcbfy7 with SMTP id fy7so1653482vcb.13 for ; Fri, 08 Jun 2012 21:01:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type:content-transfer-encoding; bh=beofKzdmS8cHXaCErl0JWGo8FcS3h0QjnnlivcyOoI4=; b=DFJJG5sr7xTvavSj3zUNSz2HcMhaYi47eyS3yxmxTdConLo3/btt7nx25ieJTv5xIv 0PWR6T8eYa4T8HYrZYd10dGBNPWys+QHRl46NdkPYpZqQTnPeveW+7pIMqA/gGe7hESd moE/+l6ALYkyxgQpO8dkzVyWgrOaDnSkbIJdaOieoNcmWQ4M/UnuBLJ86zkK8/bOoKZY f1VNeubqzk/MZo1om58u2tqU3/PCYVeqpGmlYKdAgygnq35MOtPnYQ+m6mXc13vkppQt q9LF4ka5orqRbOKNiHHHXgIyr/pbNKirUaogOwH7oO4uwuGpt+ZOTwZNQZJ5WXwz657L RDuQ== MIME-Version: 1.0 Received: by 10.220.226.68 with SMTP id iv4mr8166198vcb.21.1339214518019; Fri, 08 Jun 2012 21:01:58 -0700 (PDT) Received: by 10.52.113.97 with HTTP; Fri, 8 Jun 2012 21:01:57 -0700 (PDT) In-Reply-To: References: <86r4tqotjo.fsf@ds4.des.no> Date: Sat, 9 Jun 2012 00:01:57 -0400 Message-ID: From: Robert Simmons To: freebsd-security@freebsd.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Subject: Re: Default password hash X-BeenThere: freebsd-security@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Security issues \[members-only posting\]" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 09 Jun 2012 04:02:04 -0000 On Fri, Jun 8, 2012 at 9:06 AM, Maxim Khitrov wrote: > On Fri, Jun 8, 2012 at 8:51 AM, Dag-Erling Sm=F8rgrav wrote: >> We still have MD5 as our default password hash, even though known-hash >> attacks against MD5 are relatively easy these days. =A0We've supported >> SHA256 and SHA512 for many years now, so how about making SHA512 the >> default instead of MD5, like on most Linux distributions? > > If SHA-2 hashes have been supported for many years, why haven't the > man pages been updated? login.conf(5) on 9.0-RELEASE still only lists > "des", "md5", and "blf". I've been using the latter on my systems. Yes, I think at least listing all the supported algorithms in the login.conf man page is of utmost importance. I've been using blowfish since it was introduced to FreeBSD over 12 years ago, but I had no idea that any other algorithms were possible/available until now.