linux-kernel - Re: "random PID" - worth to be considered (again) ?

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Message-ID: <20120709161722.GB7104@thunk.org>
Date:	Mon, 9 Jul 2012 12:17:22 -0400
From:	Ted Ts'o <tytso@....edu>
To:	Toralf Förster <toralf.foerster@....de>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: "random PID" - worth to be considered (again)  ?

On Mon, Jul 09, 2012 at 03:53:14PM +0200, Toralf Förster wrote:
> After reading [1] I'm wondering whether these would at least improve
> OpenSSL's implementation of a RSA key generator (page 13 in [1]) ?

Random PID's is a terribly way to get entropy into OpenSSL.  You don't
get that many bits of entropy that way, and what bits of randomness
you get is coming from /dev/urandom.  So improving the randomness of
/dev/urandom is what's important.

Regards,

					- Ted
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