Using Dban

[Stephen M]

The problem right now is the USB with my different is won't mount.  And
when I tried a live cd.  It didn't boot.
On Dec 14, 2014 11:51 AM, "Todd Millecam" <tyggna at gmail.com> wrote:

> dban probably just found all drives and wiped them all would be my guess.
> To make them usable again, you'll probably need to format them.  Try
> booting up with the gparted live cd and see what you can see.
>
> On Sun, Dec 14, 2014 at 11:36 AM, Stephen M <smelheim85 at gmail.com> wrote:
>>
>> There is a problem using dban.  When I started it up it never gave me
>> options on what to scan.  Now my two SATA drives along with my USB drive
>> are not working.  I need help to understand what is going on please.
>>
>> On Sun, Dec 14, 2014 at 11:32 AM, Stephen Partington <
>> cryptworks at gmail.com> wrote:
>>>
>>> Todd thanks. I am filing this away for my own use later.
>>>
>>> On Sun, Dec 14, 2014 at 11:26 AM, Todd Millecam <tyggna at gmail.com>
>>> wrote:
>>>>
>>>> Oh, if it's SSD drives, don't do it this way, this is solely for
>>>> plattered drives.  If you are using an SSD, then you just need to issue a
>>>> secure command to the drive and tell it to wipe itself--which you can do
>>>> through hdparm:
>>>>
>>>> $~ hdparm --user-master u --security-set-pass PasSWorD /dev/sda  #sets up security on the drive
>>>>
>>>> $~ hdparm --user-master u --security-erase PasSWorD /dev/sda # the point of no return delete everything on your SSD drive command
>>>>
>>>>
>>>>
>>>> On Sun, Dec 14, 2014 at 11:00 AM, Todd Millecam <tyggna at gmail.com>
>>>> wrote:
>>>>>
>>>>> There's a lot of ways to do it, but they all do the same thing.
>>>>> In bash:
>>>>> $~ shred -zn10 /dev/sda
>>>>>
>>>>> That'll securely erase everything on block device /dev/sda--give it a
>>>>> while to run as it's writing random numbers across the entire drive and
>>>>> then finishing by writing nothing but 0s on it.  This makes all data on the
>>>>> device non-recoverable.
>>>>>
>>>>> You need to overwrite the data anywhere from 4 - 15 times before it's
>>>>> clean and nothing can be recovered from it.
>>>>>
>>>>> That's essentially all dban/wipe is doing.  If you want to get even
>>>>> more primitive, then you can use dd (garunteed to be on all *nix systems)
>>>>> $~  dd if=/dev/random of=/dev/sda && dd if=/dev/zero of=/dev/sda
>>>>>
>>>>> That's the same as doing one pass, but if shred is there (and it
>>>>> usually is) then it'll do all 10 passes for you.  I guess you could just
>>>>> throw that dd command in a simple loop:
>>>>> $~  for i in `seq 10` ; do dd if=/dev/random of=/dev/sda && dd
>>>>> if=/dev/zero of=/dev/sda ; done
>>>>>
>>>>>
>>>>> Dban or wipe will do all this for you, but you can do it yourself.
>>>>> (Note, don't do it on the currently-running OS drive, because it'll
>>>>> eventually erase glibc.so being used to do the overwrite.  If you want to
>>>>> do it on multiple drives, just plug them all into the same computer, and
>>>>> run shred on all of them from a live-cd of your chosing)
>>>>>
>>>>>
>>>>>
>>>>> On Sun, Dec 14, 2014 at 10:27 AM, Stephen M <smelheim85 at gmail.com>
>>>>> wrote:
>>>>>
>>>>>> HI,
>>>>>>
>>>>>> I have a couple drives that I want to wipe and give them to the Loco
>>>>>> group.  I have never done a wipe on my own computer.  I want to see whats
>>>>>> the best method.  I know there is dban, wipe, and many other solutions.  I
>>>>>> will be using a SATA to USB adapter so I don't have to open my computers
>>>>>>
>>>>>> What I need to know is there a way to use that device and still work
>>>>>> on my computer.  Or do I have to let my computer run dban or whatever to
>>>>>> wipe the drive.
>>>>>>
>>>>>> Thanks all.
>>>>>>
>>>>>> --
>>>>>> Stephen Melheim
>>>>>> 602-400-7707
>>>>>> SMelheim85 at gmail.com
>>>>>>
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>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Todd Millecam
>>>>>
>>>>
>>>>
>>>> --
>>>> Todd Millecam
>>>>
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>>>>
>>>
>>>
>>> --
>>> A mouse trap, placed on top of your alarm clock, will prevent you from
>>> rolling over and going back to sleep after you hit the snooze button.
>>>
>>> Stephen
>>>
>>>
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>>>
>>
>>
>> --
>> Stephen Melheim
>> 602-400-7707
>> SMelheim85 at gmail.com
>>
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>>
>
>
> --
> Todd Millecam
>
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