The Windows Small Business Server 2003 Transition Pack provides a way for customers to grow out of Windows Small Business Server 2003 into the standard line of server products. The transition pack contains both technology and licensing components. Windows Server 2003 Service Pack 1 (SP1) enhances security infrastructure by providing new security tools such as Security Configuration Wizard, which secures your server for role based operations, improved defense-in-depth with Data Execution Protection, and a safe and secure first boot scenario with Post-Setup Security Update Wizard.