On modern hardware, it can be plenty. Please read:
http://sansforensics.wordpress.com/2009/01/15/overwriting-hard-drive-data/

On Mon, Aug 10, 2009 at 9:56 AM, Dmitry Nedospasov <[email protected]>wrote:

> I'm sure all of you know that just zeroing it the whatever, isn't really
> "wiping". With the appropriate tools you can still recover the data.
> Might want to look at a DoD 7-pass erase... Or even:
> http://en.wikipedia.org/wiki/Gutmann_method
> Just making sure ;)
>
> D.
>
> On Aug 8, 2009, at 20:55 , Adrian Crenshaw wrote:
>
> Ive noticed something. If I use the Windows DD from
> http://www.chrysocome.net/dd and use this command:
>
> C:\Users\adrian\Desktop\aft>dd if=/dev/zero
> of=\\.\Volume{de891b6a-8432-11de-86d4-005056c00008} bs=1M --progress
>
> it seems to leave some data on the beginning (sometime) and end (always) if
> the drive had  been formatted NTFS before.
>
> I'm using WinHEX to verify by the way. Any ideas?
>
> Adrian
> _______________________________________________
> Pauldotcom mailing list
> [email protected]
> http://mail.pauldotcom.com/cgi-bin/mailman/listinfo/pauldotcom
> Main Web Site: http://pauldotcom.com
>
>
>
> _______________________________________________
> Pauldotcom mailing list
> [email protected]
> http://mail.pauldotcom.com/cgi-bin/mailman/listinfo/pauldotcom
> Main Web Site: http://pauldotcom.com
>
_______________________________________________
Pauldotcom mailing list
[email protected]
http://mail.pauldotcom.com/cgi-bin/mailman/listinfo/pauldotcom
Main Web Site: http://pauldotcom.com

Reply via email to