What is "cloud security" primarily concerned with?

Cloud security is primarily concerned with protecting data and applications hosted on cloud infrastructures. This focus is essential due to the unique challenges that cloud environments present in terms of data privacy, access control, and compliance with regulations. In a cloud setting, resources and services are often shared among multiple users and organizations, which increases the potential for data breaches and unauthorized access.

The responsibilities of cloud security encompass various measures, including securing data at rest and in transit, implementing strong authentication methods, and continuously monitoring cloud applications for vulnerabilities. Ensuring that appropriate security protocols and policies are in place protects not just the information itself but also the integrity and availability of the applications that rely on that data.

The other options, while related to broader security concerns, do not capture the primary focus of cloud security. Protecting networks from cyber attacks addresses a more general aspect of cybersecurity rather than the specific requirements of cloud environments. Software compatibility across systems pertains to ensuring that applications operate well across various platforms, which, while important, is not the main concern of cloud security. Lastly, managing physical server locations relates more to traditional IT infrastructure and does not address the specific challenges of securing cloud-based assets.