Conclusion Virtualization technology can both benefit and undermine computer security in different ways Virtualization technology can both benefit and undermine computer security in different ways One of the fundamental security concerns of virtualization-based architecture is that the TCB of a VM is too large One of the fundamental security concerns of virtualization-based architecture is that the TCB of a VM is too large A protection mechanism in Xen virtualization system proposed, which successfully excludes the management domain out of the TCB with small execution time overhead A protection mechanism in Xen virtualization system proposed, which successfully excludes the management domain out of the TCB with small execution time overhead 22
{}