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OpenStack is an open-source cloud computing platform used to create and manage private and public cloud infrastructures. DevStack is a set of scripts that automatically installs and configures the major OpenStack components in a development or testing environment. It is particularly useful for practical learning of cloud security, cyber attacks, virtualization, and data recovery because it provides a controlled environment in which cloud services can be deployed and tested. The first step is to prepare the system. A suitable Linux operating system, preferably Ubuntu Server, should be installed on a physical or virtual machine. The system should have adequate CPU, RAM, disk space, and network connectivity. The machine should be updated using commands such as `sudo apt update` and `sudo apt upgrade`. A static or properly configured IP address and hostname should also be assigned. The second step is to create ________ __________ ________ ________ _______ ___ ______ ___ ________ _______ _________.
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