Date: Sat, 25 Jul 2015 10:04:42 -0600 From: Scott Long <scott4long@yahoo.com> To: Alexey Dokuchaev <danfe@FreeBSD.org> Cc: Mark R V Murray <markm@FreeBSD.org>, John-Mark Gurney <jmg@funkthat.com>, svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers <src-committers@freebsd.org> Subject: Re: svn commit: r284959 - in head: . share/man/man4 share/man/man9 sys/conf sys/dev/glxsb sys/dev/hifn sys/dev/random sys/dev/rndtest sys/dev/safe sys/dev/syscons sys/dev/ubsec sys/dev/virtio/random sy... Message-ID: <D1468815-3B1C-4CB8-8BEB-6818926DD58F@yahoo.com> In-Reply-To: <20150725143629.GA49086@FreeBSD.org> References: <201506301700.t5UH0jPq001498@svn.freebsd.org> <alpine.BSF.2.20.1507221138360.1071@desktop> <FFAED695-145A-45F5-988D-B843EF5F544B@FreeBSD.org> <alpine.BSF.2.20.1507221249120.1071@desktop> <FFFB06D7-164B-40B3-AFC3-A6630BCF074E@bsdimp.com> <E20B169F-4C8A-4D11-9853-5C2EFC116450@FreeBSD.org> <F54A96A8-D9AD-409A-814F-538B6AD3CD50@yahoo.com> <20150724012519.GE78154@funkthat.com> <BC734D25-375C-4C1C-BA8A-BD91158B6A39@FreeBSD.org> <20150725143629.GA49086@FreeBSD.org>
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> On Jul 25, 2015, at 8:36 AM, Alexey Dokuchaev <danfe@FreeBSD.org> = wrote: >=20 > On Fri, Jul 24, 2015 at 07:59:35AM +0100, Mark R V Murray wrote: >> [...] >>> Heck, piping in mic data to /dev/random is a good way to seed the >>> rng on many machines. >>=20 >> Well, sure, but what if you don't have microphone? I want lots >> of choices, in anticipation of only a subset being usable. >=20 > I like the microphone idea. Not just it adds another = hard-to-mess-with > (?) entropy source, it can also be a nice "reference" example for = people > wanting to write their own sources and plug them into the RNG = framework. >=20 Microphones don=E2=80=99t typically exist on virtual machines, servers, = appliances/embedded gadgets, and trusted computers. Nice idea for the = desktop, but far from universal. Scott
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