

The message designation will now show unlocked and Unable to Encrypt. Another way to get to the Extension Options page of the S/MIME extension is by going to the following. To do this, click on the click here link in the infobar message or click on the Outlook icon right from the Address Bar and choose: Extension Options. If you add a recipient and Mail can’t find the certificate, that address is highlighted in red and an unlocked icon appears to the right of the recipient's address. Infobar message when using the S/MIME Extension in an On-Premises Exchange environment.Notice the larger blue lock icon-it can be used to toggle encryption for the message allowing you to easily compose both encrypted and an unencrypted messages. When Mail finds a certificate, a lock icon appears to the right of the recipient's contact name, and the address is highlighted in blue.Mail consults the GAL to discover the recipient's S/MIME certificate.Begin addressing the message to a recipient in your Exchange organization.

Notice the unlocked lock icon, indicating that message encryption is enabled for your Exchange account. If your recipient is a user in the same Exchange environment, iOS can find the necessary certificate for message encryption.įollow these steps to send encrypted messages to contacts in your Exchange environment:
