Import the SMTP(s) Certificate

Import a certificate when your E-mail(SMTP) server requires digital certificate for secure connections. You need to select "Enable SMTPS" when you configure SMTP(E-mail) service.

Note:  Install the certificate that is published by valid Certificate Authority, ensure certificate that is being imported contains Certificate Authority. All connections signed by this certificate are accepted.

Procedure 

1. Secure the certificate from your provider, and save it locally.

2. In the Security Console, click Setup > System Settings > E-mail(SMTP).

3. Configure the required information under Mail Server Settings and SMTPS settings section.
   

   For instructions, see Configure the SMTP(s) Mail Service.

4. Under SMTPS Settings, click Import Certificate.

5. On the Add New E-mail (SMTP) Server Certificate page, do the following:

   1. In the Certificate Name field, enter a name for the certificate.

   2. In the Certificate File field, browse to the certificate file location, and select the certificate. Acceptable certificate file extensions are .cer, .der and .pem.

   3. (Optional) Enter notes.

6. Click Save.

7. On the E-mail(SMTP) page, click Save.