From the Manufacturer
My Passport Ultra – Ultra-compact, local and cloud backup to go.
My Passport Ultra portable hard drive features WD SmartWare Pro backup software that lets you back up to the drive itself or use Dropbox to back up to the cloud. Move files quickly with the blazing speed of USB 3.0 connectivity. Keep your data private with password protection and hardware encryption.
Safeguard your memories with WD SmartWare Pro automatic backup software. Back up directly to this drive or back up to the cloud using Dropbox.