3. Ownership Permissions

Lesson Content

In addition to modifying permissions on files, you can also modify the group and user ownership of the file as well.

Modify user ownership

$ sudo chown patty myfile 

This command will set the owner of myfile to patty.

Modify group ownership

$ sudo chgrp whales myfile 

This command will set the group of myfile to whales.

Modify both user and group ownership at the same time If you add a colon and groupname after the user you can set both the user and group at the same time.

$ sudo chown patty:whales myfile 

Exercise

Modify the group and user of some test files. Afterwards take a look at the permissions with ls -l.

Quiz Question