Answer:
yes
Explanation:
If it is guranteed the key is only known to Alice and Bob and there is no risk of man in the middle attack or channel spoofing so we can achieve data origin authentication
Here's what I found
To use an aggregate device with Logic:
Open Logic Pro or Logic Express.
Choose Logic Pro > Preferences > Audio or Logic Express > Preferences > Audio and select the Devices tab.
Select the Output Device drop-down menu and choose the aggregate device from the list. ...
Click Apply Changes at the bottom-right of the window.
