Ownership and permissions in macOS control authorizations to access filesystem resources. In other words, they control which users have what kind of access to which resources.

In this chapter, you will learn how macOS manages ownership and permissions, and how access rights priorities are assigned according to macOS's main policy. Also, you will learn how to manage file and folder access through the tools macOS provides. Finally, you will explore the options for sharing files through the default sharing folders available in the macOS filesystem.

By the end of this chapter, you will be able to describe file ownership and permissions in macOS, manage file and folder ownership and permissions and use the macOS default sharing folders effectively to share resources with other users.

This chapter is divided into three main topics:

• Understanding...