This document discusses how to secure a Windows XP PC by installing Service Pack 2. It explains that hackers have become more sophisticated and attacks are increasing. Service Pack 2 helps secure Windows XP by including a firewall, safer email and web browsing features, and memory protection. It also discusses how Service Pack 2 makes security easier to manage through tools like Windows Security Center and Windows Update. The document recommends installing Service Pack 2 and other basic security practices like using antivirus software and updating applications to help secure a Windows XP PC.