On 09/20/2016 02:44 AM, neilhard...@gmail.com wrote:

> WHERE is VT-D protection against DMA attacks implemented..?

VT-D is implemented in Xen and it is actually protecting PCI passtrough

Because Qubes using Xen, all the VM's are protected against DMA attacks,
however most of the VM's are not even affected by DMA attacks, only the
ones having PCI device assigned.
(sys-net and sys-usb by default)


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