Date: Wed, 15 Oct 1997 21:22:46 -0000 (GMT) From: Chris Dillon <cdillon@tri-lakes.net> To: Narvi <narvi@haldjas.folklore.ee> Cc: Terry Lambert <tlambert@primenet.com>, security@FreeBSD.ORG, benedict@echonyc.com Subject: Re: C2 Trusted FreeBSD? Message-ID: <XFMail.971015212530.cdillon@tri-lakes.net> In-Reply-To: <Pine.BSF.3.96.971015093743.9017C-100000@haldjas.folklore.ee>
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On 15-Oct-97 Narvi wrote: > >On Wed, 15 Oct 1997, Snob Art Genre wrote: > >> On Tue, 14 Oct 1997, Chris Dillon wrote: >> >> <snip> >> > The point is, if someone stole your SIMMs out of your BOX to try and >steal >> > data from them, they're out of luck.. If they steal what you THINK is >a >> > totally blank hard drive or floppy disk that you previously wrote >> > sensitive data to, think again. This is why it is standard policy in >some >> > places for drives that went south to not just be thrown away, but >> > completely destroyed with a sledge-hammer. :-) >> > >Or in other words - C2 or not, we are going to need a modified ffs that >properly overwrites the freed (via unlink, truncate or other means) >storage on disk anyways? Not my area of expertise exactly, but from what I gather, yes. This would eat tremendous amounts of precious I/O, unless I suppose it was done at idle times, but that might defeat the purpose of it. --- Chris Dillon --- cdillon@tri-lakes.net --- Powered by FreeBSD, the best free OS on the planet ---- (http://www.freebsd.org)
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