(DC) [OS X] Signing/Encryption using Outlook 2016
Other Resources / Instructions
Please refer to the Sectigo instructions found here:
Configuring Apple Mail: https://support.sectigo.com/Com_KnowledgeDetailPage?Id=kA03l000000vFh1
Configuring Outlook: https://support.sectigo.com/Com_KnowledgeDetailPage?Id=kA03l000000vFjH
Using signatures in Apple Mail and Outlook: https://support.sectigo.com/Com_KnowledgeDetailPage?Id=kA01N000000zFIr
Make sure that you have imported your certificate into the OS X Keychain.
Open Outlook 2016, you may be prompted to allow access to your private key, clicking “Always Allow” permits Outlook 2016 to sign your emails.
Within Outlook 2015, navigate to Tools – Accounts, select the email account associated with your certificate and click on Advanced.
Under Advanced, choose the Security tab:
Under the Digital Signature section, select the certificate from the Certificate drop-down menu, checking the following options:
Sign outgoing messages
Send digitally signed messages as clear text
Include my certificates in signed messages
Under the Encryption section, select the certificate from the Certificate drop-down menu, optionally select “Encrypt outgoing messages”. ITS recommends that you manually choose encryption for individual messages rather than setting it by default.
Click OK to close the Edit Accounts window and then close the Account window.
When composing a message signing and encryption options can be modified in the Options tab, under the Security drop-down: