can be achieved by using a virtual COM port. In the case of VMware and VirtualBox, the VirtualKD extension adds native support for VM debugging to the Windows kernel, claiming to speed debugging by a factor of up to 45. For Windows 8 and later, kernel debugging over network is allowed, allowing fast kernel debugging without special configuration. Protocol The WinDbg protocol is not documented, but is supported by the IDA Pro and radare2 disassemblers. See also ProcDump Microsoft Detours References External links Getting Started: Install Instructions, Part 1, Part 2 Debugging Tools for Windows - information and free downloads WinDbg. From A to Z! - Theory and examples, 111 slides Common WinDbg Commands (Thematically Grouped) Tutorial on solving system crashes using WinDbg Symbols loading in WinDbg Windows Debuggers: Part 1: A WinDbg Tutorial KD extension for fast VMware and VirtualBox debugging SOS Debugging Extension (SOS.dll) psscor4 (.NET 4.0) or psscor2 (.NET 2.0-3.5) Replacement for SOS with a superset of commands WinDBG v6.12.2.633 available via Windows Driver Kit Version 7.1.0 Extension for python scripting (pykd) DbgKit: the first GUI extension for Debugging Tools for Windows Debuggers Microsoft software