How to Generate a CSR for Microsoft Exchange 2013
1. Log in to Exchange Admin Center
This can typically be accessed by going to https://localhost/ecp.
Enter your Domain/Username and Password and click Sign in.
2. Navigate to "Certificates"
Click on Servers in the left menu, then select Certificates at the top right, then the + icon.
3. Create New Request
In the New Exchange Certificate wizard, select Create a request for a certificate from a Certificate Authority and then click Next.
4. Enter a Friendly Name
Enter a Friendly Name that will help you distinguish the request in the future and click Next.
This is only for your internal reference and not a part of the actual SSL Certificate.
5. Indicate if Certificate is Wildcard
Select the checkbox ONLY if you are using a Wildcard Certificate (*.yourdomain.com) and if so, just enter the root domain of your certificate such as “yourdomain.com”. If not, proceed accordingly to the next screen/step.
6. Select Which Server to Save Request Onto
Click Browse to select which server you want to save the request on and click Next.
7. Specify Domains
Select the Services or domains you want to include in your certificate and click Next. You can highlight the list of services or additional domains by using Ctrl+Click.
You can skip this step if you are using a Wildcard Certificate.
Review the list of names that Exchange 2013 recommends using in your CSR and click Next. You can add, edit, or delete the names by using the +, – features provided.
8. Enter the CSR Details
Then click Next.
To avoid the common mistakes when filling out your CSR details, reference our Overview of Certificate Signing Request knowledge base article.
9. Save the CSR
Enter the directory or path where you want to save the CSR as a “.req” file and click Finish.
10. Upload the CSR
Locate and open the newly created CSR from the specified location you choose in a text editor such as Notepad and copy all the text including:
After you have received your CSR, return to your 101domain account and upload your CSR or paste in your CSR code.