Outlook Web App (OWA)/webmail allows you to access Microsoft 365 mailbox in web browsers. It supports confidential email in popular browsers on Windows and Mac OS.
(A) How to send confidential email?
(B) How to view confidential email?
(C) How to reply confidential email?
In OWA, click "New message".
Click on"Sensitivity" and choose one of the five labels, Confidential, Restricted, Highly Confidential, CityU Only and Staff Only. The chosen label will be shown in the bar respectively.
You can also type in the hashtag, "#cityuonly", "#staffonly", "#confidential", "restricted" or "highlyconfidential" in the subject field as prefix to apply the Sensitivity Label automatically instead choosing it from the Sensitivity Label bar.
When you receive a confidential email, you can see an icon 
or 
If you are the target recipient, you are authorized to open it.
You can reply confidential email like replying normal email. If there is a hashtag in the beginning of the subject, make sure you do not delete the original #hashtag keyword such as #cityuonly, #staffonly, #confidential etc.
IT.ServiceDesk@cityu.edu.hk
