From owner-cvs-all Mon Oct 23 21:23:37 2000 Delivered-To: cvs-all@freebsd.org Received: from citusc17.usc.edu (citusc17.usc.edu [128.125.38.177]) by hub.freebsd.org (Postfix) with ESMTP id E32F637B479; Mon, 23 Oct 2000 21:23:33 -0700 (PDT) Received: (from kris@localhost) by citusc17.usc.edu (8.9.3/8.9.3) id VAA57562; Mon, 23 Oct 2000 21:24:32 -0700 (PDT) Date: Mon, 23 Oct 2000 21:24:32 -0700 From: Kris Kennaway To: "John W. De Boskey" Cc: Jordan Hubbard , Warner Losh , Mark Murray , "Jordan K. Hubbard" , cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/etc rc Message-ID: <20001023212432.A57523@citusc17.usc.edu> References: <10649.972343418@winston.osd.bsdi.com> <20001023195335.A45719@bsdwins.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <20001023195335.A45719@bsdwins.com>; from jwd@bsdwins.com on Mon, Oct 23, 2000 at 07:53:35PM -0400 Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Mon, Oct 23, 2000 at 07:53:35PM -0400, John W. De Boskey wrote: > ----- Jordan Hubbard's Original Message ----- > > > As I said at BSDcon, I'd love to see the entropy written by the kernel > > > on shutdown to the end of swap space on shutdown and read in again > > > when the system comes back. This has the advantage of always working > > > > What happens in cases where you have no swap space or it's a file? :) > > > > - Jordan > > I was going to point out problems with diskless workstations. > > However, the idea(s) in general are good. To take his ideas > in a slightly different direction, What about reading data from > the kernel from random locations? Using a weaker PRNG to index into a fixed set of data doesnt buy you any additional strength - you might as well just use the weak PRNG to begin with, which is still bad. Kris To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message