Re: how to sweep hard disk of confidential data
Jon Dowland <dowland@gmail.com> writes:
> On Sun, 18 Jul 2004 16:10:39 -0600, Doug Holland <meldroc@frii.com> wrote:
>> On Sunday 18 July 2004 11:52 am, Frank Gevaerts wrote:
>> > On Sun, Jul 18, 2004 at 01:02:17PM -0400, H. S. wrote:
>> > > I am in a situation where a computer is to be given away and prior to
>> > > that it's hard disk needs to *thoroughly* cleaned (data consists of
>> > > financial information, reports, class exams, competition exams, etc).
>> >
>> > Try http://dban.sourceforge.net/
>>
>> I second this suggestion. DBAN (short for Darik's Boot n' Nuke will wipe your
>> hard disk to the point where only the NSA has any hope of recovering data.
>
> I read an interesting article about data recovery and the approaches
> that can be used. Specialist places have ultra-fine read heads that
> can catch ghost images towards the edge of tracks; which your head may
> have missed. I think this is only the tip of the iceberg.
>
> Without scaremongering, if the information you want to remove is of
> such a critical nature that it must never be recovered no matter what
> cost; you would have to destroy the drive.
If your opponents are able and willing to spend an /infinite/ amount
of money to get at the data on the disk, it must be assumed that they
already have it. They have likely already used various spying
techniques.
Martin
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,--. Martin Dickopp, Dresden, Germany ,= ,-_-. =.
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