Compared to the Xbox Live online service, Microsoft Tuesday, using the Windows operating system for PC gamers, with a Game For Windows – Live (GFWL) online gaming service.
This service aims is to prevent PC game piracy. Microsoft will use 0Day-piracy protection and server-side validation function. Through these features may arise in the future to effectively prevent the piracy problem. Microsoft claims that these will not only protect the interests of publishers, but also can be required to provide users with proven online gaming service.
GFWL continuing program is to develop with the market API. Once this feature users will be able to achieve buy online games, online games buy Do not need to restart the installation.
In addition, Microsoft will use cloud computing GFWL account stored, the user can at any machine with a broadband connection on their own account login instructions.

