The Windows XP Security Guide. is the first of three closely related security guides that are being updated. The other two guides are the Windows Server 2003 Security Guide and Threats and Countermeasures: Security Settings in Windows Server 2003 and Windows XP.
It is available on the TechNet Security Center at http://go.microsoft.com/fwlink/?linkid=14839. The guide is also available for download from the Microsoft Download Center at http://go.microsoft.com/fwlink/?linkid=14840.