1.) keygen is a rapper and producer from california who is part of the collective/label "ENTERPRIZE."

2.) Keygen (also know as Virtual Riot https://www.facebook.com/virtualriotmusic) is a 18 year old Dubstep and Drum & Bass producer from Germany. A member of the Muddasheep community (http://farm.muddasheep.com). Keygen wrote many remixes and tracks for Half-Quake topic. Some of his compositions from HalfQuake Sunrise Soundtrack had published here as free-download. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.