This paper provides information about code signing for the Microsoft Windows family of operating systems. It provides guidelines for:

Chief technology officers (CTOs) or chief security officers (CSOs) who deploy the code signing infrastructure.
Test lab managers who manage the process of test signing and verifying applications.
Build engineers who sign and verify applications for use with Windows.

Included in this white paper:

Code Signing Basics
Signing Technologies in Windows
Digital Signatures in Windows
Code Signing during Software Development
Code Signing Service Best Practices
Code Signing Service Example Topologies
Code Signing for Managed Networks

Download: http://www.microsoft.com/whdc/driver/install/drvsign/best-practices.mspx