Testing unsigned drivers on Windows 64 bit versions

http://www.freeotfe.org/docs/Main/impact_of_kernel_driver_signing.htm

http://www.raymond.cc/blog/archives/2009/08/24/loading-unsigned-drivers-in-windows-7-and-vista-64-bit-x64/

http://www.citadelindustries.net/readydriverplus/

http://www.ngohq.com/home.php?page=dseo