Within the shared responsibility model, the cloud services provider is in charge of the physical and foundational aspects of the cloud infrastructure. This encompasses the maintenance and security of the physical hardware, the software that operates those services, the networking infrastructure, and the buildings housing the servers. The incorrect answers involve activities that customers are expected to perform using the provider's tools and services. While the provider delivers services and features to support security measures like encryption and network configuration, actual implementation and management of these fall within the customers’ scope of responsibilities.