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Microsoft Office 365: Generate SSL CSR using IIS 8 / 8.5

SSL plays an important role in securing sensitive information over the server. Along with SSL purchase, SSL installation also requires attention as the whole website security depends on it. A single error can prevent the certificate from working smoothly hence, makes the wrong impression in front of clients and customers. In this article, we will go through CSR generation to Microsoft Office 365 using Internet Information Server 8 and 8.5 versions, which is indeed a primary step for SSL installation.

exchange ssl certificates

How to Create a CSR using IIS 8 / 8.5:

  1. Go to Internet Information Service manager under Administrative tools.
  2. Under Connection tab on the left side, click on the server name.
  3. Now, click on Server certificate in the middle menu of IIS manager.
    server certificate IIS 8
  4. Move to Action tab and click on Create Certificate Request.
    Create certificate request IIS 8
  5. You will see a screen of Distinguished Name Properties where you have to fill the all required information and click on next button.
    Distinguished Name Properties
  6. Now you have to select the Cryptographic service provider and Bit length, click on next.
    Cryptographic service provider
  7. Now, you have to specify a file name, browse location where you want to save CSR file and click Finish.
    Note: If you do not choose location and enter only the filename, then CSR will save on default location C:\Windows\System32
    specify a file name

Now certificate signing request has been generated, you need to submit that CSR during SSL order process. CA will verify the details before issue your certificate. You need to install an SSL certificate on Microsoft office 365 using IIS 8 or 8.5.

About the Author

Pratik Jogi

Pratik Jogi is a cybersecurity visionary with an Electronics & Communications Engineering degree. He holds esteemed certifications like Microsoft MCSE and MVP. With over two decades dedicated to defending the digital frontier, his expertise in Server, Network, and Cyber Security reflects a genuine commitment to secure digital landscapes against emerging threats.