http://research.cs.wisc.edu/multifacet/papers/micro15_border_control.pdf http://research.cs.wisc.edu/multifacet/papers/micro15_border... I think this paper pre

http://research.cs.wisc.edu/multifacet/papers/micro15_border_control.pdf http://research.cs.wisc.edu/multifacet/papers/micro15_border... I think this paper presents an interesting overview of how to mitigate a subset of hw-related attack vectors. Seems really relevant.