Re: retrofitting LUKS encryption on installed system

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On Fri, Jun 28, 2013 at 10:44:09PM +0200, Mateusz Marzantowicz wrote:
> On 28.06.2013 17:21, J.Witvliet@xxxxxxxxx wrote:
> > It surely works, but at a performance price. And the certainty that you have to enter the LUKS-key each time you boot.
> 
> Intel Sandy/Ivy Bridge processors and later (AMD also) have something
> called AES-NI which significantly speeds up disk encryption. I haven't
> done any benchmarks but I see no difference between encrypted and plain
> LVM in everyday use.

that would be lovely. but this, unfortunately, is a dual core Atom
processor, so it's gonna be dog slow.

> 
> User can unlock LUKS volume using key on SD card or any other media that
> can be mounted during system boot. So no passphrase is needed every time
> system is rebooted.
> 
> 
> Mateusz Marzantowicz

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