From: Robert Love <rml@tech9.net>
To: Oliver Xymoron <oxymoron@waste.org>
Cc: Rik van Riel <riel@conectiva.com.br>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] let Net Devices feed Entropy, updated (1/2)
Date: 18 Aug 2001 23:49:59 -0400 [thread overview]
Message-ID: <998193001.653.3.camel@phantasy> (raw)
In-Reply-To: <Pine.LNX.4.30.0108182231030.31188-100000@waste.org>
In-Reply-To: <Pine.LNX.4.30.0108182231030.31188-100000@waste.org>
On 18 Aug 2001 22:33:54 -0500, Oliver Xymoron wrote:
> The network is still feeding data to the pool, yes? It's merely
> underestimating the value of that data. If you think you're getting enough
> entropy for your application, use /dev/urandom, don't weaken /dev/random.
>
> Practically speaking, /dev/urandom is pretty damn strong anyway.
Honestly, I don't have a clue what you are talking about. I think you
have a misconception about how the entropy gathering works, the
differences between /dev/random and /dev/urandom, and what entropy even
is.
I don't know what your problem is with with allowing net devices to feed
the pool.
Finally, /dev/random and /dev/urandom have the same "strength" -- the
_only_ difference is that /dev/random will block if the _entropy_ count
is 0. note, again, this is not the byte count. by design, the size of
the pool does not decrement as you read from it. just the estimate of
the entropy.
--
Robert M. Love
rml at ufl.edu
rml at tech9.net
next prev parent reply other threads:[~2001-08-19 3:49 UTC|newest]
Thread overview: 84+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-08-16 4:36 [PATCH] Optionally let Net Devices feed Entropy Robert Love
2001-08-16 4:40 ` [PATCH] 2.4.9-pre4: Optionally let Net Devices feed Entropy (1/2) Robert Love
2001-08-16 4:42 ` [PATCH] 2.4.9-pre4: Optionally let Net Devices feed Entropy (2/2) Robert Love
2001-08-16 4:43 ` [PATCH] 2.4.8-ac5: let Net Devices feed Entropy (1/2) Robert Love
2001-08-16 4:44 ` [PATCH] 2.4.8-ac5: let Net Devices feed Entropy (2/2) Robert Love
2001-08-16 8:50 ` [PATCH] Optionally let Net Devices feed Entropy Francois Romieu
2001-08-16 14:50 ` Robert Love
2001-08-16 17:02 ` Francois Romieu
2001-08-16 19:28 ` Alex Bligh - linux-kernel
2001-08-16 20:19 ` D. Stimits
2001-08-17 0:47 ` Robert Love
2001-08-17 22:56 ` D. Stimits
2001-08-18 5:57 ` Robert Love
2001-08-18 17:44 ` [PATCH] let Net Devices feed Entropy, updated (1/2) Robert Love
2001-08-18 23:41 ` Oliver Xymoron
2001-08-19 0:38 ` Rik van Riel
2001-08-19 3:33 ` Oliver Xymoron
2001-08-19 3:49 ` Robert Love [this message]
2001-08-21 7:17 ` Philipp Matthias Hahn
2001-08-19 18:46 ` Mike Castle
2001-08-19 3:12 ` Robert Love
2001-08-19 3:36 ` Oliver Xymoron
2001-08-19 3:41 ` Rik van Riel
2001-08-19 3:57 ` Robert Love
2001-08-19 3:56 ` Robert Love
2001-08-19 14:43 ` lists
2001-08-19 21:34 ` Alex Bligh - linux-kernel
2001-08-19 22:08 ` Entropy from net devices - keyboard & IDE just as 'bad' [was Re: [PATCH] let Net Devices feed Entropy, updated (1/2)] Alex Bligh - linux-kernel
2001-08-19 22:18 ` Alex Bligh - linux-kernel
2001-08-19 22:30 ` David Schwartz
2001-08-19 22:38 ` Alex Bligh - linux-kernel
2001-08-19 22:46 ` David Schwartz
2001-08-20 13:25 ` Alex Bligh - linux-kernel
2001-08-20 19:48 ` David Schwartz
2001-08-21 8:50 ` Alex Bligh - linux-kernel
2001-08-21 7:49 ` David Lang
2001-08-21 9:21 ` Alex Bligh - linux-kernel
2001-08-21 10:06 ` Entropy from net devices - keyboard & IDE just as 'bad' (better timing in random.c) Johan Adolfsson
2001-08-21 18:31 ` Entropy from net devices - keyboard & IDE just as 'bad' [was Re: [PATCH] let Net Devices feed Entropy, updated (1/2)] David Wagner
2001-08-21 21:53 ` Robert Love
2001-08-21 18:29 ` David Wagner
2001-08-21 21:50 ` Robert Love
2001-08-21 21:57 ` Robert Love
2001-08-19 17:08 ` [PATCH] let Net Devices feed Entropy, updated (1/2) Oliver Xymoron
2001-08-19 18:02 ` David Madore
2001-08-19 23:47 ` Oliver Xymoron
2001-08-19 21:19 ` Alex Bligh - linux-kernel
2001-08-19 22:24 ` David Ford
2001-08-20 10:02 ` Martin Dalecki
2001-08-20 10:34 ` Johan Adolfsson
2001-08-20 10:47 ` Martin Dalecki
2001-08-20 13:07 ` Johan Adolfsson
2001-08-20 13:57 ` Alex Bligh - linux-kernel
2001-08-20 14:25 ` Martin Dalecki
2001-08-21 1:11 ` Theodore Tso
2001-08-21 1:36 ` Richard Gooch
2001-08-21 9:43 ` Martin Dalecki
2001-08-21 9:59 ` Johan Adolfsson
2001-08-21 17:19 ` Richard Gooch
2001-08-21 18:33 ` David Wagner
2001-08-21 4:33 ` Robert Love
2001-08-20 16:15 ` Robert Love
2001-08-20 16:36 ` Robert Love
2001-08-22 6:10 ` Mike Touloumtzis
2001-08-22 6:26 ` Robert Love
2001-08-22 17:27 ` Mike Touloumtzis
2001-08-22 8:54 ` Alex Bligh - linux-kernel
2001-08-22 13:47 ` Chris Friesen
2001-08-19 20:58 ` Alex Bligh - linux-kernel
2001-08-19 22:19 ` Mike Castle
2001-08-19 22:29 ` Alex Bligh - linux-kernel
2001-08-20 2:26 ` Mike Castle
2001-08-20 23:08 ` Tom Rini
2001-08-17 0:47 ` [PATCH] Optionally let Net Devices feed Entropy Robert Love
2001-08-17 14:34 ` Alex Bligh - linux-kernel
2001-08-17 0:47 ` Robert Love
2001-08-17 9:05 ` Francois Romieu
2001-08-17 15:00 ` Alex Bligh - linux-kernel
[not found] <3B80EADC.234B39F0@evision-ventures.com.suse.lists.linux.kernel>
[not found] ` <2248596630.998319423@[10.132.112.53].suse.lists.linux.kernel>
[not found] ` <3B811DD6.9648BE0E@evision-ventures.com.suse.lists.linux.kernel>
[not found] ` <20010820211107.A20957@thunk.org.suse.lists.linux.kernel>
[not found] ` <200108210136.f7L1aa008756@vindaloo.ras.ucalgary.ca.suse.lists.linux.kernel>
2001-08-21 2:14 ` [PATCH] let Net Devices feed Entropy, updated (1/2) Andi Kleen
2001-08-21 3:02 ` Paul Jakma
2001-08-21 3:12 ` Andi Kleen
2001-08-21 3:16 ` David Schwartz
2001-08-21 13:34 ` Paul Jakma
2001-08-21 18:38 ` David Wagner
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