[CentOS-virt] Would a hardware TRNG benefit VMs?
stefano.stabellini at eu.citrix.com
Tue Jul 16 10:30:05 UTC 2013
On Mon, 15 Jul 2013, Digimer wrote:
> On 15/07/13 07:04, Stefano Stabellini wrote:
> > On Sat, 13 Jul 2013, Digimer wrote:
> > > Hi all,
> > >
> > > I've been curious about using hardware true random number generators
> > > in my VM clusters. This got me wondering about the VM's /dev/random
> > > source... If I setup a hardware TRNG on the host, would the VM's also
> > > benefit from it?
> > Xen VMs would not be able to benefit from it. I don't know about KVM.
> Would you be able to elaborate on why not? I know Xen and KVM differ, but this
> is not a topic I have seen discussed at all before, so any insight would be
> helpful and appreciated! :)
Because we don't have a paravirtualized interface to export the
randomness to the guest.
It would be a nice small little project to do that though.
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