In the *Root domain: box, type the root domain for all the subdomains (e.g., *.). To create a CSR for a wildcard certificate, do the following: Note: If your are not creating a csr for a wildcard certificate, click Next. It also helps distinguish multiple certificates with the same domain name.

This information helps identify the issuer and expiration date for each certificate. We recommend that you add DigiCert and the expiration date to the end of your friendly name, for example: yoursite-DigiCert-expirationDate. The friendly name isn't part of the certificate instead, it's used to identify the certificate. In the *Friendly name for this certificate: box, type a friendly name for the certificate and then click Next. In the new Exchange certificate wizard, select Create a request for a certificate from a certification authority and then click Next. On the Certificates page, in the Select server drop-down list, select your Exchange 2016 server and then click the + symbol. In the EAC, in the sidebar menu on the left, click Servers and then in the menu at the top of the page, click Certificates. On the Exchange Admin Center credentials page, type your Domain/user name and Password and then click sign in. Exchange 2016: How to Create Your CSR Using the Exchange Admin Center (EAC) to Create Your CSRĪccess the EAC by opening a browser and browsing to the URL of your server (e.g.,

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