phone protocols. These were defined in 1986 as part of the GlobalSystemforMobileCommunications (GSM) series of standards. The first SMS message was sent
similar to Thuraya's. Terrestar: Satellite-phone systemfor North America. ICO GlobalCommunications: An American satellite-phone company which has launched
matter for individual GSM network operators, although example implementations are available. To encrypt GlobalSystemforMobileCommunications (GSM) cellular