High Quality Content by WIKIPEDIA articles! Sun Java System Access Manager is Sun Microsystems' web access management product and a component of Sun Java Enterprise System. Sun Java System Access Manager provides single sign-on, federation and secure Web service functionality. Sun Microsystems, Inc. is a wholly owned subsidiary of Oracle Corporation, selling computers, computer components, computer software, and information technology services. Sun was founded on February 24, 1982. The company was headquartered in Santa Clara, California (part of Silicon Valley), on the former west campus of the Agnews Developmental Center.