How does memory encryption impact DMA attacks?
Full-memory encryption is not designed to protect against DMA attacks. That is what an IOMMU is for. The IOMMU is configured using a type of ACPI table called DMA Remapping, or DMAR. This table contains a list of regions used by each DMA-capable dev...
If anyone with a greater knowledge of x86 hardware notices any mistakes, do tell me. I do not know much about TME or SME and have not read the documents in detail so I'm just going off some (hopefully reasonable) assumptions.
yeah, and there's some 20 million USD of venture capital in SE as a company and afaik thy still need more. it's hard or at least harder to get new funding after you get hit by something like that