Updating exchange certificate
There are different types of digital certificates available, In Exchange 2016, services like Outlook On the Web, EAC, Exchange Web Services, Active Sync, Outlook Anywhere, Autodiscover and Address Book Distribution uses same digital certificate once it is installed. This option will allow you to generate CSR for wildcard certificate.
The Auth certificate is generated automatically when you first install Exchange 2013 or 2016. A verification email will be sent to [email protected] [email protected] Click Complete to continue certificate installation. Type the UNC path of the shared folder including the file name. It is assigned by COMODO Certificate Authority (CA). Now double-click the certificate to assign services. Similar to the certificate used for Federation, subsequent Exchange servers receive the certificate automatically through replication, and you will see the certificate on your server by running “Get-Exchange Certificate”.It will be called something like “Microsoft Exchange Server Auth Certificate”.