Dropbox CEO Drew HoustonLast month, Dropbox gave business users in its early access program the ability to rule their corporate accounts with an iron fist. Now the cloud storage company has opened the gate, allowing all business customers to obsess over their folder and file permissions too. See also: Dropbox For Business Gives Control Freaks What They WantThe July announcement granted administrators highly requested features covering view-only permissions for shared folders, and passwords and expirations for shared links.This move is undoubtedly Dropbox’s way of answering critics who were unconvinced about the tightness of its security.