Ever wonder if the machines that you manage have the most up-to-date security updates and aren't mis-configured.

MBSA is the free (http://www.microsoft.com/technet/security/tools/mbsahome.mspx) , best practices vulnerability assessment tool for the Microsoft platform. It is a tool designed for the IT Professional that helps with the assessment phase of an overall security management strategy. MBSA can perform local or remote scans of Windows systems