File syncing -- by which files in two or more locations are updated -- is not as effective as backing up your files on a separate external device. What happened to Honan drive that point home.
"Although most file-sharing vendors enable access to content from any device, it is clear that they're not immune to clever [hackers]," Kennada says. Businesses should focus on both file sharing and backup solutions in order to hedge against something similar happening to them, he says.