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Thursday, 4 July 2013

Exchange 2010 - How to renew a SSL Certificate with DigiCert Part 1

How to renew an SSL Certificate that is used by an Exchange 2010 Server for IIS Services

Step 1 - Show existing Certificate


Open the Exchange Management Shell and enter the cmd Get-ExchangeCertificate | FL to show all the existing certificates. Note the NotAfter date that shows the expiry date.

Step 2 - DigiCert Portal


Login to the Digicert portal at and then choose My Orders and find your SSL Certificate that is due to expire. Click on the order number on the left.

Step 3 - Renew Certificate


Scroll down the page and choose the Renew button.

Step 4 - Validity Period


Choose the Validity Period for the Certficate, confirm the Common Name is correct and then click the Optional I would like to provide my CSR and auto fill names now.

Step 5 - CSR


The CSR Window is displayed, choose the Server Software for the Certifciate and click on the Upload a CSR link.

Step 6 - CSR Creation Tool


Next click on the Exchange 2010 CSR Creation Tool.

Step 7 - Create CSR Command


Enter in the Certificate Details the correct Common Name, this is the primary domain name for the certificate, then enter any Subject Alternative Names (SAN) such as autodiscover below and the correc owner details. The CSR Powershell cmd is generated for you on the right hand pane. Copy this to the clipboard.

Step 8 - Generate the CSR in PowerShell


Paste the CSR Powershell cmd into your Exchange Server Powershell.

Step 9 - CSR Text File


Based on the location of the CSR file in your Powershell cmd, open the TXT file and copy the entire contents to the clipboard.

Step 10 - Enter CSR


Paste the CSR Text into the Digicert CSR Pane. Click Continue.

Step 11 - Continue Certificate Renew


You return to the Certificate Renew window. Click continue.

Step 12 - Organization Details


Confirm the correct Organization details and Contact Details are chosen.

Step 13 - Make Purchase


Enter your payment details and purchase the Certificate.

Step 14 - Order Processing


The order will now be processed.

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