The arrival of was whispered about in the darker corners of the tech forums long before the first stable build actually hit the servers. To the uninitiated, it looked like just another command-line utility—a flickering window of white text on a black background. But to those running unactivated OS builds on isolated rigs, it was the "Skeleton Key."
When you ran it, it actually launched a tiny, invisible version of the network software. kmsmicro v501 new
kmsmicro.exe file and select "Run as administrator."