WGU Updated Managing-Cloud-Security Exam Questions and Answers by evalyn

NIST SP 800-37 provides a detailed guide for implementing the Risk Management Framework (RMF). Managing Cloud documentation explains that this framework offers a structured process for integrating security and risk management into system development and operational activities.

NIST SP 800-37 outlines steps such as categorizing systems, selecting and implementing security controls, assessing effectiveness, authorizing systems, and continuous monitoring. This lifecycle-based approach helps organizations manage risk in cloud and traditional environments consistently.

ISO 31000 provides general risk management principles, ISO 27001 focuses on information security management systems, and PCI DSS is a compliance standard. Therefore, NIST SP 800-37 is the correct guide for implementing the RMF.

A host-based agent intrusion detection system (IDS) can be used to provide network monitoring security controls in an IaaS public cloud environment. Managing Cloud principles explain that customers do not control physical network infrastructure in public cloud environments, making traditional network taps or sniffed ports impractical.

Host-based IDS agents monitor traffic, processes, and system activity directly on virtual machines. This approach aligns with PCI DSS requirements by providing visibility into network activity, intrusion attempts, and policy violations without requiring physical hardware.

CSP audit logs provide limited visibility, and redundant firewalls focus on traffic control rather than monitoring. Sniffed network ports require physical access. Therefore, a host-based IDS is the correct solution.

The network is the component that enables customers to transfer data into and out of a cloud environment. It provides the connectivity through which data is uploaded, downloaded, and exchanged between customer systems and cloud infrastructure.

Firewalls protect the network by filtering traffic, load balancers distribute requests across resources, and virtual displays present interfaces, but none directly facilitate the transfer of data.

In cloud models, secure networking is critical. Protocols like TLS encrypt traffic, while VPNs and private links provide additional isolation. Reliable networking ensures availability, while strong controls safeguard confidentiality and integrity. Customers must ensure that the cloud provider offers secure, high-performance network services to support business needs.

Reliability in cloud design ensures workloads can recover quickly from disruptions and continue operating as expected. This concept focuses on high availability, fault tolerance, and disaster recovery. Reliability requires implementing redundancy, backup strategies, and robust monitoring.

Security ensures data protection, operational excellence covers continuous improvement, and resource hierarchy refers to organizational structures, but none focus specifically on availability and resilience.

By prioritizing reliability, organizations design cloud architectures capable of withstanding failures at multiple layers—compute, storage, networking, and even regions. This design principle ensures customer trust and compliance with service-level agreements.