Richard Guthrie, Escalation Engineer, presented a session covering debugging tools that can be used for troubleshooting Windows at the 2009 Certificate Windows Protocols Plugfest. Richard answered windows debugging questions as well. Debugging with Windbg including assembly call stack analysis examples were provided. Tracing calls with Windows ETW and IDNA tracing were demonstrated. Provided a demonstration of a few resource kit tools commonly used for Windows debugging as well as some sysinternals tools (process monitor & filemon).