Date: Sat, 10 Jun 2000 19:43:06 -0700 From: "Andrey A. Chernov" <ache@freebsd.org> To: Mark Murray <mark@grondar.za> Cc: "Jeroen C. van Gelderen" <jeroen@vangelderen.org>, Kris Kennaway <kris@FreeBSD.ORG>, current@FreeBSD.ORG Subject: Re: mktemp() patch Message-ID: <20000610194306.C99504@freebsd.org> In-Reply-To: <200006100731.JAA04819@grimreaper.grondar.za>; from mark@grondar.za on Sat, Jun 10, 2000 at 09:31:49AM %2B0200 References: <20000609232358.A38967@freebsd.org> <200006100731.JAA04819@grimreaper.grondar.za>
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On Sat, Jun 10, 2000 at 09:31:49AM +0200, Mark Murray wrote:
> Incorrect. See my other mail; ${RANDOM} xor ${PREDICTABLE} is random.
Only if predictable have the same bits number as random. If not all bits of
random XOR-ed (i.e. half of random), it becomes weaker.
BTW, if they have the same bits number,
there is no reason to XOR random with predictable, random is not become
more random.
--
Andrey A. Chernov
<ache@nagual.pp.ru>
http://ache.pp.ru/
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