There's no reason why this system couldn't use duplicity with a password to back up to S3 or a similar service.
Since it's just a Debian package, it could use the standard Debian automated-update system to handle security.
There's no reason why this system couldn't use duplicity with a password to back up to S3 or a similar service.
Since it's just a Debian package, it could use the standard Debian automated-update system to handle security.