IIS8 - INSTALLING INTERMEDIATE CA CERTIFICATE & SSL CERTIFICATE

First, you must install the intermediate certificate included in your bundle to your MS IIS 8 server. Then, to install the primary SSL certificate, you must complete the pending request, bind the certificate to your website, then restart your site.

To Install an Intermediate CA Certificate in Microsoft IIS 8

  • Click Start, and then click Run....
  • Type mmc, and then click OK. The Microsoft Management Console (Console) window opens.
  • In the Console1 window, click the File menu, and then select Add/Remove Snap-in.
  • In the Add or Remove Snap-in window, select Certificates, and then click Add.
  • In the Certificates snap-in window, select Computer Account, and then click Next.
  • In the Select Computer window, select Local Computer, and then click Finish.
  • In the Add or Remove Snap-in window, click OK.
  • In the Console1 window, click + to expand the folder.
  • Right-click Intermediate Certification Authorities, mouse-over All Tasks, and then click Import.
  • In the Certificate Import Wizard window, click Next.
  • Click Browse to find the intermediate certificate file.
  • In the Open window, change the file extension filter to PKCS #7 Certificates (*.spc;*.p7b), select the *_iis_intermediates.p7b file, and then click Open.

    NOT: Do not install your Leaf Certificate in this area. Doing so removes your certificate from the list, and you must reinstall to correct the problem.

  • In the Certificate Import Wizard window, click Next.
  • Select Place all certificates in the following store, and then click Browse.
  • In the Select Certificate Store window, select Intermediate Certification Authorities, and then click OK.
  • In the Certificate Import Wizard window, click Next.
  • Click Finish… Click OK.
  • Close the Console 1 window, and then click No to remove the console settings

To Install an SSL Certificate in Microsoft IIS 8

  • Start Server Manager, from Tools select Internet Information Services (IIS) Manager.
  • In the Internet Information Services (IIS) Manager window, select your server.
  • Scroll to the bottom, and then double-click Server Certificates.
  • From the Actions panel on the right, click Complete Certificate Request....
  • To locate your certificate file, click ....
  • In the Open window, select *.* as your file name extension, select your certificate (it might be saved as a .txt, .cer, or .crt), and then click Open.
  • In the Complete Certificate Request window, enter a Friendly name for the certificate file, and then click OK.

    NOTE: For Wildcard SSL certificates make sure your Friendly Name matches your Common Name (i.e. *.coolexample.com).

  • In the Internet Information Services (IIS) Manager window, select the name of the server where you installed the certificate.
  • Click + beside Sites, select the site to secure with the SSL certificate.
  • In the Actions panel on the right, click Bindings....
  • Click Add....
  • In the Add Site Binding window:
    • For Type, select https.
    • For IP address, select All Unassigned, or the IP address of the site.
    • For Port, type 443.
    • For SSL Certificate, select the SSL certificate you just installed, and then click OK.
  • Close the Site Bindings window.
  • Close the Internet Information Services (IIS) Manager window. Your SSL certificate installation is complete.
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