[CentOS] Deciding when to do system encryption

Tue Oct 11 15:09:38 UTC 2011
Ljubomir Ljubojevic <office at plnet.rs>

Vreme: 10/11/2011 04:43 PM, Bade Iriabho piše:
> Thanks guys, Paul you make very good points. Noted...
>
>>> 1. You have a server in a secured server room on a rack (is there any
> need
>>> and advantage to having system encryption in this particular case)
>
>> Only if there's requirements from above... or if you're going to be
>> pulling drives as backups, say, and taking them out of there.
>
> Very interesting, Your response just gave me another question :) If I have
> system encrytion on a server with RAID (dont think the type matters, but
> lets say RAID 5) and hot-swappable drives and one drive fails. What happens
> when you replace the drive, how do you handle rebuilding the data on the new
> drive with system encryption? are there online resources/links for handling
> rebuilding the data on new drives when the server/PC already had system
> encryption. Or are my questions/thoughts on this way of course.

As I understand it, RAID is lower lever then partition, and encryption 
is partition based, so RAID will not care what you have above, it will 
do it's job regardless.

-- 

Ljubomir Ljubojevic
(Love is in the Air)
PL Computers
Serbia, Europe

Google is the Mother, Google is the Father, and traceroute is your
trusty Spiderman...
StarOS, Mikrotik and CentOS/RHEL/Linux consultant