UCSB offers both Box and Google Drive cloud storage. With Box, you have up to 10 GB storage. With Google Drive, you have up to 150 GB storage (50GB for shared drives).
To access Google Drive, just login with your UCSBnetID@ucsb.edu. To access Box, login with your UCSBnetID and password.
Documentation links -
Box - getting started video guide (this is worth the time!)