Answer: In Exchange Server 2010 Microsoft has simplified the management of Exchange certificates.
Now we can view all the certificates that installed on the server from one location and preform basic administration.
To view all the Certificates that are installed on Exchange Server 2010 follow the steps below:
Open EMC ->Server Configuration
In the right panel you will see all the servers that form the Exchange organization and in the bottom panel you can administer the certificates installed on the server.
By right Click on the certificate we can import or create new certificate.