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Joanna Rutkowska

@rootkovska ↗

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Wed Aug 31 13:27:25 +0000 2016

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Joanna Rutkowska @rootkovska

/cc @AMD — PolitiTweet.org

Posted Aug. 31, 2016

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Joanna Rutkowska @rootkovska

This would allow to implement protected HID and video. Protected against malicious hypervisor and BIOS, not DRM-protected. — PolitiTweet.org

Posted Aug. 31, 2016

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Joanna Rutkowska @rootkovska

@AviKivity Yeah, they can DMA to shared (i.e. not encrypted) memory, which is useless for protected I/O. But why you think nested IOMMU req? — PolitiTweet.org

Posted Aug. 31, 2016