> Well, the security key of VM is stored in the CPU
What security key? Do you mean the memory encryption key? We're talking about a powered off machine, so that's irrelevant.
What security key? Do you mean the memory encryption key? We're talking about a powered off machine, so that's irrelevant.
The article talks about virtual machines as a subset of memory encryption. It also specifically says "ephemeral keys". Not ones that would be preserved across a shutdown.
What is encrypted on a powered-off server that the CPU knows the key to?