On Sun, 23 Sep 2012, Paul Heinlein wrote:
> To: CentOS mailing list <centos@xxxxxxxxxx>
> From: Paul Heinlein <heinlein@xxxxxxxxxx>
> Subject: Re: self-encrypting drives
>
> On Sun, 23 Sep 2012, Leonard den Ottolander wrote:
>
>> As the interface for encrypting and locking an SED appears to be the
>> same as for locking a normal drive using the security commands from
>> hdparm should in theory work. This is assuming the BIOS pads
>> passwords that are smaller than 32 bytes the same way as hdparm
>> does, which is with NUL bytes.
>>
>> Hdparm currently only accepts passwords as strings, so if the BIOS
>> uses binary/hex strings for the password it could be problematic to
>> unlock the same drive with hdparm. It should be quite simple to
>> patch hdparm to accept hex strings as passwords though.
>>
>> I have used drive (un)locking with hdparm on USB drives so
>> (un)locking an external SED should be possible.
>
> Interesting. I'd never investigated hdparm as a drive-password
> interface. I'll certainly keep that in mind.
IIRC there might also be a drive unlocking utility on the
Ultimate Boot CD collection?
Kind Regards,
Keith
-----------------------------------------------------------
Websites:
http://www.karsites.net
http://www.php-debuggers.net
http://www.raised-from-the-dead.org.uk
All email addresses are challenge-response protected with
TMDA [http://tmda.net]
-----------------------------------------------------------
_______________________________________________
CentOS mailing list
CentOS@xxxxxxxxxx
http://lists.centos.org/mailman/listinfo/centos
