Encrypting traffic between Outlook and Exchange is a great way to keep your data safe. By encrypting the traffic, you can ensure that no one else can access your information. ..
First, select Tools and then E-mail Accounts from the dropdown menu:
By default, a wizard screen will pop up with “View or change existing e-mail accounts” selected as the default. Choose next at this screen.
You will see a screen with your E-mail Accounts here. Select the one that says “Microsoft Exchange Server”, and then click the Change button:
Click the More Settings button on the next page:
Click the Security tab on the next page and you will see this screen:
Make sure that you check the “Encrypt data” checkbox. This will ensure that all communications between the Outlook client and the Exchange server are encrypted.
