Chapter 5. Controlling Ownership & Permissions
Chapter contents:
Understanding file ownership and permissions
Finding out who owns what
Finding out which group you're in
Changing the group association of files and directories
Changing ownership of files and directories
Changing permissions
Translating mnemonic permissions to numeric permissions
Changing permission defaults
UNIX is a multi-user system in which your files are separate from Jane's files, which are separate from Joe's files, and so on. Any file you create is separate from other users' files and usually cannot be directly accessed by Jane, Joe, or any other user.
Occasionally, though, you will need to share files. For example, you might be collaborating on a project with Jane where sharing ...
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