Interested in uploading certificates in the OS of the VMs that run in the Windows Azure cloud? Jim has written a walkthrough that will explain and guide you through the process. Installing a certificate to Windows Azure is a three step process: 1. Configure the certificates to install per role 2. Upload the certificates via the Windows Azure Developer Portal per hosted service 3. Deploy your app and when VMs are setup to host each of your role instances, those VMs will contain your certificates. Note: The configuration of the certificates are per role but the upload of the certificates are for a hosted service and will be used for all of the roles in that hosted service.
Full Article: Installing Certificates in Windows Azure VMs