[TriLUG] OT: Linux Friendly Laptop Forsale

[Ben Pitzer]

Not exactly.  Bits can still be picked up from various inodes,
unfortunately, often enough to piece together an entire file.  Basically,
the process you describe would have to be done about 6 or 7 times to have
serious efficacy.

Regards,
Ben Pitzer

---------------------------------------------

"Those that can give up essential liberty to obtain a little temporary
safety deserve neither liberty nor safety."
 --Ben Franklin--




> -----Original Message-----
> From: trilug-bounces at trilug.org [mailto:trilug-bounces at trilug.org]On
> Behalf Of Brian Daniels
> Sent: Wednesday, June 09, 2004 1:16 PM
> To: Triangle Linux Users Group discussion list
> Subject: Re: [TriLUG] OT: Linux Friendly Laptop Forsale
>
>
> On Wed, Jun 09, 2004 at 12:57:08PM -0400, Christopher L Merrill wrote:
> > Mike M wrote:
> > >FWIW, There was a article on /. this AM about wiping down HDD.  If you
> > >are paranoid there is a DoD wipedown process.
> >
>
> Boot from a Knoppix disc, and then dd if=/dev/zero of=/dev/hda
> Let it run until it tells you no space left on device.
>
> This will overwrite the whole disc with zeros, which should stop anyone
> recovering it with software tools.  If your enemy is willing to resort to
> custom drive firmware, signal analyzers, and electron microscopy then you
> may have a problem.  Of course, if that sort of attention is
> being directed
> your way then you have bigger concerns.
>
> --Brian
>
>
> --
> Question with boldness even the existence of a god;
> because if there be one he must approve of the
> homage of reason more than that of blindfolded fear.
>
> --Thomas Jefferson, Aug. 10, 1787
>
>
> Brian Daniels                  bitmage at bellsouth.net
>       http://www.eviloverlord.net
>
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