Emulation, ATC’11, https://www.usenix.org/conference/usenixatc11/viommu-efficient-iommu-emulation M. Marka et al., rIOMMU: Efficient IOMMU for I/O Devices that Employ Ring Buffers, ASPLOS’15. O. Peleg et al., Utilizing the IOMMU Scalably, ATC’15. A. Markuze et al., True IOMMU Protection from DMA Attacks: When Copy is Faster than Zero Copy, ASPLOS’16. A. Markuze et al., DAMN: Overhead-free IOMMU protection for networking, ASPLOS’18. B. Morgan et al., IOMMU protection against I/O attacks: a vulnerability and a proof of concept, Journal of the Brazilian Computer Society 2018. A. Theodore Markettos et al., Thunderclap: Exploring Vulnerabilities in Operating System IOMMU Protection via DMA from Untrustworthy Peripherals, NDSS’19, https://thunderclap.io/ 2019-12-12 BitVisor Summit 8 30