RE: [inbox] Re: erase with magnet

["Exibar" <exibar () thelair com>]

Exposing the human body to high levels of magnetism is harmless.  It
actually happens every day in MRI machines.  An MRI is basically a huge
powerful magnet.


  Ex


> -----Original Message-----
> From: Maarten [mailto:fulldisc () ultratux org]
> Sent: Sunday, April 04, 2004 9:04 AM
> To: full-disclosure () lists netsys com
> Subject: [inbox] Re: [Full-disclosure] erase with magnet
>
>
> On Saturday 03 April 2004 23:18, Michal Zalewski wrote:
> > On Sat, 3 Apr 2004, Tim wrote:
>
> > Some folks made quite brave claims about inability to degauss a
> disk, one
> > guy even claiming the field needed to accomplish this could
> possibly kill
>
> Yeah... that would've been me.  Okay, that was indeed a bold statement ;-)
>
> Not being aware of readily available degaussers, I would think
> the magnetic
> field neccessary will induce an electric field in the electronics of the
> drive that will be enough to kill the circuits. As for my
> statement "killing
> the operator", I'm afraid I had some visions of someone
> experimenting with
> tesla coils and very high capacity discharges. They were probably
> uncalled
> for. ;-)
> I think that it is unwise to expose the human body to very strong
> magnetic
> fields but, granted, if you do not hold the degausser to your chest or
> against your skull you'll probably be just fine. ;-)
>
> > the operator, but this seems to be quite silly considering there is a
> > number of hardware degaussers for hard drives readily available on the
> > market, some of them certified and used by fairly reputable
> organizations:
> > http://www.periphman.com/degaussing/degaussers/v92.shtml
>
> Quote:  "Do not operate the degausser if you have a pacemaker."
>
> Maarten
>
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