Security Basics mailing list archives

Re: Hard Drive data security


From: Zachary Shay <zshay () cc gatech edu>
Date: Thu, 30 Sep 2004 15:45:26 -0400 (EDT)

I would first backup your data; cdr/dvd/new_hd.  Then format your current
drive.  Next run a utility like dd on the drive referencing /dev/zero or
/dev/rand.  This should remove all data and then write over what ever is
ghost'd on the disk.  I think that would make anything unretrievable from
that media.

Zach Shay


On Tue, 28 Sep 2004, Paul Kurczaba wrote:

Hi,
   I have a question about hard drive data security. The hard drive on my notebook is failing and Dell is going to 
replace it. They are going to take the old one with them. How can I securely remove the data from the hard drive?

Thanks,
Paul





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