Comment on Reversing the AMD Secure Processor (PSP) – Part 2: Cryptographic Co-ProcessorparentComments−toast02yI don't know the performance implications, but the brief description of the feature is that guest memory is encrypted with a key that the host doesn't know, so the host can't observe the contents of guest memory.
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I don't know the performance implications, but the brief description of the feature is that guest memory is encrypted with a key that the host doesn't know, so the host can't observe the contents of guest memory.