Separation of duties(SoD)(also known as "Segregation of duties") is the concept of having more than one person required to complete a task. ln business the separation by sharing of more than one individual in one single task is an internal control intended to prevent fraud and error.

Virtual machine escape is an exploit in which the attacker runs code on a VM that allows an operating system running within it to break out and interact directly with the hypervisor. Such an exploit could give the attacker access to the host operating system and all other virtual machines(VMs) running on that host.

Explanation/Reference:

ISO 17788 has a cloud reference architecture