[Bglug] Secure erase of an SSD different from HD

LP linuxpusher2 at gmail.com
Thu Dec 31 16:24:29 EST 2015


Thanks



On 31 December 2015 at 16:02, Andrew Howlett <andrew at howlett.net> wrote:

> Gpl means that you have to share the source code for free. Doesn't stop
> you from charging for binaries.
>
> Sent from my phone.
> *From: *LP
> *Sent: *Thursday, December 31, 2015 3:56 PM
> *To: *Bruce-Grey Linux Users Group
> *Reply To: *Bruce-Grey Linux Users Group
> *Subject: *Re: [Bglug] Secure erase of an SSD different from HD
>
> $9 sounds fair,.. But..
> I thought parted magic was Linux Gpl ?
> http://distrowatch.com/table.php?distribution=partedmagic
> None of the links work.
> Does this mean it is no longer covered under free open source.
> Then I do not understand what GPL means.
> LP
>
>
>
>
> On 30 December 2015 at 22:56, Andrew Howlett <andrew at howlett.net> wrote:
>
>>
>> i’m probably the last person to figure it out, but just in case someone
>> else missed it, wanted to share with the group.
>>
>> sometimes a client wants me to securely erase their old hard drive. no
>> problem. i boot with a knoppix stick, use the dd command to write zeros to
>> the entire disk.
>>
>> well, turns out that doesn’t work with an SSD.
>>
>> see article here for an explanation
>>
>>
>> http://lifehacker.com/how-to-securely-erase-a-solid-state-drive-on-mac-os-x-1580603733
>>
>> i paid $9 for the partition magic iso mentioned in the article. partition
>> magic is a linux distro, fits on a 1G USB stick.
>>
>> used partition magic to zero out a 240GB SSD (Samsung EVO 840). using the
>> SSD internal command to zero the disk took less than 2 seconds. i used
>> hexedit to verify some random blocks were zero’d out.
>>
>>
>>
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>>
>>
>
>
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