: In order for your controller workstation you to automate run multiple tasks execution on your VMmultiple remote machines without typing the in the password for each connection, you need to configure your VM to accept SSH public key authentication instead of in addtion to password authentication. You've done this in both OPS235 and OPS335, and here is a summary on of how to do it between your account on matrix and your VM:

: The above command should add the contents of your pub key to ~/.ssh/authorized_keys under your student account on your VM.[Note: If you want to setup another controller workstation, you can either copy to '''private key''' to it, or generate another SSH key pair, and copy the '''public key''' to the VM.]: Verify and confirm that your account on matrix can SSH to your VM as 'student' without prompting being prompted for a password:<source lang='bash'>

: If you got similar result as shown above, you have successfully configure configured your controller workstation and your VM to use public key authentication.