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Get a free SSL Certificate for your Lab Environment - 1. Generate a Certificate Signing Request (CSR)

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1. Generate a Certificate Signing Request (CSR)

In this example, we'll be using the Digicert certificate utility to create a CSR to get a certificate for a test Exchange server in our home lab.

Download the Digicert Certificate Utility
https://www.digicert.com/util
Extract the zip file and run DigiCertUtil.exe

Accept the license agreement

Create CSR


Enter the details for your certificate

Certificate Type: SSL
Common name: mail.techlabs.cloud

Subject Alternative Names:
mail.techlabs.cloud
autodiscover.techlabs.cloud
tl-exch.techlabs.cloud

Organization: Tech Labs
Department: Information Technology
City: London
Country: United Kingdom

After you've entered the details for the certificate - click Generate

Save to file




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Tuesday, 16 September 2025
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