Usage: docker trust key load [OPTIONS] KEYFILE Load a private key file for signing Options: --help Print usage --name string Name for the loaded key (default "signer")
docker trust key load adds private keys to the local docker trust keystore. To add a signer to a repository use docker trust signer add.
For a private key alice.pem with permissions -rw-------
$ docker trust key load alice.pem Loading key from "alice.pem"... Enter passphrase for new signer key with ID f8097df: Repeat passphrase for new signer key with ID f8097df: Successfully imported key from alice.pem
to specify a name use the --name flag
$ docker trust key load --name alice-key alice.pem Loading key from "alice.pem"... Enter passphrase for new alice-key key with ID f8097df: Repeat passphrase for new alice-key key with ID f8097df: Successfully imported key from alice.pem