Specify the commands that will accomplish the tasks specified below in the indicated order. Do not abbreviate commands. Use lower case characters for commands except where explicitly stated, for example, such as when setting the hostname and$/$or message of the day.

$(1)$ Secure access to the privilege EXEC mode using class as the password $($encrypted$).(2)$ Enable the service to encrypt all passwords. $(3)$ Set a message of the day banner $($use double quotes as the delimeter$)$ that reads: Unauthorized Access Prohibited!