Re: What about OLD computers??

Subject: Re: What about OLD computers??
From: "Sandy Harris" <sandyinchina -at- gmail -dot- com>
To: TECHWR-L <techwr-l -at- lists -dot- techwr-l -dot- com>
Date: Tue, 2 Dec 2008 08:51:19 +0800

On Tue, Dec 2, 2008 at 2:03 AM, Downing, David <DavidDowning -at- users -dot- com> wrote:

> Actually, FWIW, it _is_ actually possible (and not just theoretically,
> but has actually been performed) to recover data even after perturbing
> it with a large magnet and/or writing over the data many times.
> -----------------------------------------------------
> How is this possible, once the data has actually been scrambled with a
> magnet or completely written over with 0s and 1s?

See the Gutmann paper, citation in my earlier post.

Sandy Harris,
Quanzhou, Fujian, China

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Re: What about OLD computers??: From: Downing, David

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