I assume you already have IIS7 installed on Windows 2008 and is up and running properly.

In this example, We already have 1 website configured on IIS7 Windows 2008

First Login into Windows 2008 server via RDC
Click Start >> Administrative Tools >> Internet Information Services (IIS) Manager

What is Shared SSL ?

A "secure server" or "shared SSL" is an invention of your web hosting company. It is a way to use an SSL certificate without actually buying one.

Preparing Anything:

Example :
Example.com already have SSL installed on IIS6 and this domain SSL certificate will configure to shared the SSL into other domians.

You can enable HTTP compression server-wide or on a specific directory. HTTP compression improves bandwidth utilization and speeds up Web site performance. In addition, you can compress static or dynamic responses.

Important

When renewing a certicate, sometimes we lost our private key, to avoid this you should backup your private key after the renewing certificate process.

Here is step by step backup on Microsoft IIS 6.0

1. Start > run > MMC you will see this kind window apear

2. Go into the Console Tab > 'File' > 'Add/Remove Snap-in'
3. Click on 'Add' > Click on 'Certificates' and click on 'Add'

In this tutorial i assume you have generate your csr and also have purchased a Certificate from verisign/digicert,etc..

If you still don't generate a CSR. Here is the link How to generate CSR in Windows IIS
http://wowtutorial.org/en/tutorial/33.html

Let's start install a brandnew purchased cert in IIS webserver.

[code]Login as Administrator with Remote Desktop Connection.
Click Start > Administrative Tools > Internet Information Services (IIS) Manager[/code]

What is CSR?

CSR is Certificate Signing Requests. We should generate a CSR and purchase our Certificate with Certificate Authority like verisign, digicert ,geocert , etc.

SSL Certificate is use to secure your website transaction with encryption algorithm.

Below is the steps how to generate csr from windows servers.

What is IIS ? 

IIS or Internet Information Server is a Microsoft's Web server that runs on Windows NT/2000/2003 platforms. In fact, IIS comes bundled with Windows NT 4.0/2000/2003. Because IIS is tightly integrated with the operating system, it is relatively easy to administer. However, currently IIS is available only for the Windows NT/2000/2003 platform,

If we have a few domains and want to make the domains running on the same servers,  We need to create a virtual domain in IIS and pointing it into the different path / folder.

First we need to login as administrator with terminal services

Below is the steps how to import cert to IIS 

[code]Click Start and choose Run 

Type in MMC and click GO 

Go into the Console Tab (or File) > select Add/Remove Snap-in 

Click on Add > Double Click on Certificates and click on Add > OK 

Select Computer Account [/code]

Login into the server as Administrator access via Terminal Services.

Below is the steps how to backup certificate into pfx file

[code]Click Start and Click Run 

Type in MMC and click OK 

Go into the File Tab > select Add/Remove Snap-in... 

Click on Add > Double Click on Certificates and click on Add > OK 

Select Computer Account 

Select Local Computer 

Click the + to Expand the Certificates Console Tree [/code]

In order to export the Certificate, Private Key and any intermediate certificate as a pfx file use the command below:

Login as root into your Linux server.

[code]$openssl pkcs12 -export -in my.cert -inkey my.key -certfile my.csr -out my.pfx[/code]

Enter Export Password : password123 (ex : password123)

From the above command it will build a my.pfx file from my.cert and my.key

Remember to change the names to match your file names

Example my.cert, my.key and my.csr :