Date: Thu, 16 Oct 1997 15:52:09 +0930 From: Mike Smith <mike@smith.net.au> To: Wes Peters <softweyr@xmission.com> Cc: Mike Smith <mike@smith.net.au>, chat@freebsd.org Subject: Re: C2 Trusted FreeBSD? Message-ID: <199710160622.PAA01540@word.smith.net.au> In-Reply-To: Your message of "Thu, 16 Oct 1997 00:24:51 CST." <199710160624.AAA12395@obie.softweyr.ml.org>
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> > The only methods for obtaining the previous contents of a storage > > location involve physical analog access to the hardware, and if you > > have this then system security has already been compromised because you > > could have recorded the original value when it was current. > > Not according to the crowd of ex-Iomega engineers I work with. With > access to the head controls and the data splitter (i.e. poking around > behaving like a device driver) you can do some pretty mysterious things > to a disk drive. Unfortunately for this, Wes, we were talking about _*DRAM*_. mike
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