What type of access control should be implemented if users, groups, and servers are organized by tasks in a hybrid cloud?

Role-based access control (RBAC) is most appropriate for a scenario where users, groups, and servers are organized by tasks, especially within a hybrid cloud environment. RBAC functions by providing access permissions based on the roles that users have within an organization. Each role is assigned specific access rights that correlate with job responsibilities, ensuring that users can only access the information and resources necessary for their tasks.

In a hybrid cloud setup, which often features diverse environments and resource allocations, RBAC simplifies the management of user permissions. It allows for consistent application of access policies across different platforms by defining roles based on job functions rather than individual user identity. This not only enhances security by minimizing unauthorized access but also streamlines administrative tasks, as updating permissions can be managed at the role level instead of individually for each user.

Implementing RBAC provides clear organizational structure and control, making it easier to adapt to changing tasks or new users entering the system. Additionally, this approach supports compliance with various regulatory requirements, as it provides an auditable trail of who has access to what resources, based on their roles. Thus, for a hybrid cloud environment structured by tasks, role-based access control is the most effective solution.