LayerOne 2007 - Call for Papers - What is LayerOne? Currently in its 4th year, LayerOne is computer security and technology conference held in the Los Angeles area. The purpose of LayerOne is to bring together the many different types of folks who make up the security community for a 2 day discussion of the technologies that impact our professional and personal lives. LayerOne is now officially accepting papers and presentations for consideration at their 2007 show.