4.1. Keeping Windows Up to Date
Although Chapter 1, "Planning for the Installation of Windows 7," and Chapter 2, "Automating the Deployment of Windows 7," covered deploying Windows 7 and handling migrations, this marks only the beginning of the life cycle. You'll also need to keep the systems up to date. Keeping a system up to date includes updating the operating system and the software applications.
Updates are additions to the system or software that are issued after the official release. A critical use of updates is to distribute patches for security issues. Ideally, software wouldn't have any bugs or be vulnerable to any type of security breaches, but the truth is that software is inherently insecure.
You keep Windows secure by keeping it ...