Date: Sat, 22 Sep 2012 01:15:39 +0200 From: =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= <des@des.no> To: RW <rwmaillists@googlemail.com> Cc: freebsd-security@freebsd.org Subject: Re: Collecting entropy from device_attach() times. Message-ID: <86sjabarxg.fsf@ds4.des.no> In-Reply-To: <20120920230133.55b63dea@gumby.homeunix.com> (RW's message of "Thu, 20 Sep 2012 23:01:33 %2B0100") References: <20120918211422.GA1400@garage.freebsd.pl> <867grqm3pt.fsf@ds4.des.no> <20120919184758.28589516@gumby.homeunix.com> <86sjadt677.fsf@ds4.des.no> <20120920230133.55b63dea@gumby.homeunix.com>
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RW <rwmaillists@googlemail.com> writes: > Dag-Erling Sm=C3=B8rgrav <des@des.no> writes: > > RW <rwmaillists@googlemail.com> writes: > > > Reseeding doesn't throw away entropy > > Yes, it does. > Would you elaborate? I don't see what you mean by that? Never mind. I read through the code multiple times without seeing the line where it mixes in the old key. It does it in a very strange way, though: it doesn't just mix in the key, but the entire AES context. DES --=20 Dag-Erling Sm=C3=B8rgrav - des@des.no
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