SEMI E37-0303 HIGH-SPEED SECS MESSAGE SERVICES (HSMS) GENERIC SERVICES SEMI E37.1-0702 HIGH-SPEED SECS MESSAGE SERVICE SINGLE SELECTEDSESSION MODE (HSMS-SS or HSMS-SSS) SEMI E37.2-95 (Reapproved 0303) HIGH-SPEED SECS MESSAGE SERVICES GENERAL SESSION (HSMS-GS)