*BSD News Article 63563


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Newsgroups: comp.os.linux.misc,comp.os.linux.development.system,comp.os.linux.networking,comp.unix.bsd.bsdi.misc,comp.unix.bsd.netbsd.misc,comp.unix.bsd.freebsd.misc
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From: richard@cogsci.ed.ac.uk (Richard Tobin)
Subject: Re: need secure OS to entrust millions to
Message-ID: <Do6395.837.0.macbeth@cogsci.ed.ac.uk>
Organization: HCRC, University of Edinburgh
References: <4h7rdd$qeu@park.uvsc.edu> <4hi93v$qas@keltia.freenix.fr> <4hsv73$d3h@park.uvsc.edu>
Date: Tue, 12 Mar 1996 18:27:05 GMT
Lines: 20
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In article <4hsv73$d3h@park.uvsc.edu> Terry Lambert <terry@lambert.org> writes:
>So you are arguing that the product of two prime numbers
>renders the prime numbers themselves "secret".
>
>I claim that since the search space is known, they are "obscure".

So do you consider anything except a one-time pad to not be
security through obscurity?  This would clearly not be the
usual meaning of the term.

On the contrary, security through obscurity usually refers to security
resulting merely from not knowing the algorithm; it's the existence of
an variable key (which *is* from a known search space) that removes a
system from that category.

-- Richard
-- 
"Hither turn thy steps, hither come to thy death and for Camilla
receive due guerdon!  Shalt thou, even thou, die by Diana's darts?"
                                              [Virgil, Aeneid X1 855-7]