Many people resist backing up their data to an online backup service like MozyHome, Carbonite, or Backblaze because they worry their data will be poked through by company employees, hijacked by criminals, or provided to law enforcement or government agents without due process.
The sanctity of your data boils down to whether the encryption key used to scramble your data can be recovered by anyone other than yourself. Below I outline the various methods and levels of encryption that can be employed by these services, and then evaluate six of the best options for home users. Several give subscribers full control of their encryption. If you’re already using a service, it’s possible you can even upgrade to take advantage of greater ownership options.