Microsoft provides several methods for the proper deployment of the Windows operating system. The use of a supported method is very important to ensuring the security of the systems running Windows is not compromised.
Computers running the Windows operating system use a Security ID (SID) to uniquely identify themselves. When you use disk-duplicating software, it is important to take steps to ensure the uniqueness of these Security IDs. This article briefly describes the SID and supported methods for cloning or duplicating a Windows installation.