How to install your SSL certificate on Windows IIS.

How to install your SSL certificate and configure the server to use it.

Introduction:

First you need create CSR and get SSL certificate for installing the SSL on IIS. Please visit the below URL to know how to create an CSR on IIS.

How to install the SSL in Windows IIS (Internet Information Services)

Install SSL Certificate

On the server where you created the CSR, save the SSL certificate .cer file (e.g., your_domain_com.cer) that DigiCert sent to you.
In the Windows start menu, type Internet Information Services (IIS) Manager and open it.
In Internet Information Services (IIS) Manager, in the Connections menu tree (left pane), locate and click the server name.
On the server name Home page (center pane), in the IIS section, double-click Server Certificates.
On the Server Certificates page (center pane), in the Actions menu (right pane), click the Complete Certificate Request… link.

In the Complete Certificate Request wizard, on the Specify Certificate Authority Response page, do the following and then click OK:

File name containing the	Click the … box and browse to and select the .cer file
certificate authority's response:	(e.g., your_domain_com.cer) that DigiCert sent to you.

Friendly name:	Type a friendly name for the certificate.
	The friendly name is not part of the certificate; instead, it is used to identify the certificate.
	We recommend that you add DigiCert and the expiration date to the end of your friendly name, for example: yoursite-digicert-(expiration date).
	This information helps identify the issuer and expiration date for each certificate. It also helps distinguish multiple certificates with the same domain name.

Select a certificate store	In the drop-down list, select Web Hosting.
for the new certificate:

IIS 10 Install SSL Certificate

Now that you've successfully installed your SSL certificate, you need to assign the certificate to the appropriate site.

Assign SSL Certificate

In Internet Information Services (IIS) Manager, in the Connections menu tree (left pane), expand the name of the server on which the certificate was installed. Then expand Sites and click the site you want to use the SSL certificate to secure.
On the website Home page, in the Actions menu (right pane), under Edit Site, click the Bindings… link.
In the Site Bindings window, click Add.

In the Add Site Bindings window, do the following and then click OK:

Type:	In the drop-down list, select https.

IP address:	In the drop-down list, select the IP address of the site or select All Unassigned.

Port:	Type port *443*. The port over which traffic is secure by SSL is port 443.

SSL certificate:	In the drop-down list, select your new SSL certificate (e.g., yourdomain.com).

IIS 10 Assign SSL Certificate

Your SSL certificate is now installed, and the website configured to accept secure connections.

Verify the SSL certification

To check an SSL certificate on any website, all you need to do is follow two simple steps.

First, check if the URL of the website begins with HTTPS, where S indicates it has an SSL certificate.
Second, click on the padlock icon on the address bar to check all the detailed information related to the certificate.

3.Click on the padlock icon in the browser’s address bar. For example, this is how it looks for "example.com".

Also you can verify it from below URL by enterng your domain name.

URL to verify : https://www.digicert.com/help/