I believe shred could also do the job.

shred -u -z
On May 11, 2012 11:14 AM, "Tony Cratz" <cratz@hema...> wrote:

> On 05/11/2012 10:21 AM, Rod Roark wrote:
> > DBAN looks like it will do what you want:
> >
> > http://www.dban.org/
> >
> >
>        There is also the program 'scrub' which can do a full secure
>        wipe of the drive.
>
>
>                                                        Tony
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