tarsnap-keygen
Generate a key file for use with Tarsnap, an online backup service. More information: https://www.tarsnap.com/man-tarsnap-keygen.1.html.
- Register a machine with the Tarsnap server:
sudo tarsnap-keygen --keyfile {{path/to/file.key}} --user {{user_email}} --machine {{machine_name}}
- Encrypt the key file (a passphrase will be requested twice):
sudo tarsnap-keygen --keyfile {{path/to/file.key}} --user {{user_email}} --machine {{machine_name}} --passphrased