Click Next

Then Highlight The Account that you want to Secure and Click “Change”

Change the Server Information to the ones specified by your administrator.

Then Click The “More Settings” Button     Then Click The “Advanced” Tab at The Top

Check the Two Boxes under the Incoming & Outgoing Mail Servers As Shown Above.

Then Click The “OutGoing Server” Tab

  Make Sure The Top box is checked as shown.

Click “OK”   Then  Click “Next”  & Then  Click “Finished”

You’re Done.    This will ensure that Your emails are encrypted between the Server and your computer.

Just Like when you are at A Formpage that bares a Lock.  (128 bit encryption)