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Advances, Systems and Applications

Table 1 The keys used by UVBond

From: Secure VM management with strong user binding in semi-trusted clouds

Key

Created by

Stored in

Purpose

Disk encryption key

User

Client

Encrypt a virtual disk

Session key

Client

Client

Encrypt a VM descriptor, a hypercall automaton, and a command result

Public key

Provider

Key server

Encrypt a disk encryption key and a session key

Private key

Provider

Hypervisor

Decrypt a disk encryption key and a session key