[svlug] Erasing old hard drives

Derek Konigsberg dkonigsberg at logicprobe.org
Sun Feb 26 22:45:26 PST 2012


On 02/26/2012 10:40 PM, Robert Citek wrote:
> On Fri, Feb 24, 2012 at 4:25 PM, Bill Ward<bill at wards.net>  wrote:
>> Does anyone know of a tool that I can use to wipe out a hard drive to ensure
>> data cannot be recovered from it? I'm thinking something that writes random
>> data to every byte on the disk a bunch of times. I have some old drives that
>> used to contain personal information that I'd like to donate to e-waste
>> recycling but don't want anyone being able to get in there and recover the
>> data.
> Once you settle on a method to wipe the drive, you might want to
> verify that your data is non-recoverable by asking the related
> question: how can I recover data from a drive that I have just mangled
> with {insert mangling method name}?
>
> For example: how can I recover data from a drive that I have just
> mangled with 'dd if=/dev/zero of=/dev/sda' ?

Which reminds me of this:
http://hostjury.com/blog/view/195/the-great-zero-challenge-remains-unaccepted

-- 
----------------------------
  Derek Konigsberg
  dkonigsberg at logicprobe.org
----------------------------





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