knife ionoscloud s3key delete S3KEY_ID [S3KEY_ID] (options)

    user_id: --user USER_ID, -u USER_ID
        the ID of the user (required)
​
    ionoscloud_username: --username USERNAME, -u USERNAME
        your Ionoscloud username (required)
​
    ionoscloud_password: --password PASSWORD, -p PASSWORD
        your Ionoscloud password (required)
​
    extra_config_file: --extra-config EXTRA_CONFIG_FILE_PATH, -e EXTRA_CONFIG_FILE_PATH
        path to the additional config file

knife ionoscloud s3key delete S3KEY_ID