Am 13.07.2015 um 03:50 schrieb Thomas Mueller: > All that has been said on this thread supposes that the hard drive is still > readable and writable. > > But the original post stated this was a failed drive. > > Then you might not be able to dd if=/dev/zero of=/dev/sdx .. or whatever else. > > You would be stopped by bad sectors. > > Or a hard drive might not be accessible at all through the computer interface. > > I heard something that sounded like a modem dialing, but had no such modem. > > Going around with my eyes and ears led me to determine that it was a hard > drive whining in an external eSATA enclosure, no longer recognized or > accessible from the computer. > > That was a Western Digital Green 3 TB hard drive that replaced, under > warranty, a WD Green 3 TB hard drive that developed bad sectors. > > Fortunately I had no confidential data on that hard drive. > > So everything in this thread says nothing about if the hard drive failed due > to a mechanical problem. > > Then the data could not be overwritten by ordinary means, but could still be > read by techniques such as used by Drive Savers.
in case of mechanical failure: open case, rub platters on the carpet. Done.
