Backup. Securely store and back up your files online and access them from anywhere. All files are encrypted. Sync. Sync your files online and across multiple computers. Your files are always up to date - anywhere, anytime.
In technical terms it means that the server has 'zero-knowledge' of your data. In non-technical terms it means that your data is 100% private and only readable to you. In a world where more and more of our lives are online, it behooves us to think about who has access to our data from critical business documents to personal photo albums.