GSM Security Portals

GSM World	The GSM Association (GSMA) is a global trade association that represents the interests of more than 620 GSM mobile operators. The Association role is to promote, protect and enhance the interests of the global GSM mobile operator community – which currently provides GSM services to more than 1 Billion customers across more than 200 countries and regions around the world (73% of the world’s digital mobile market). In addition, some 130 key manufacturers and suppliers to the GSM industry are associate members of the GSM Association.
MobileWorld	MobileWorld is run by Matthew McDonald in his spare time. The page started in June 1996 as Mat’s GSM Page to fulfil a need for GSM information, it was then transformed to GSMonline early in 1997 and has now become MobileWorld.
MobileSMS	The essential free resource for mobile communications professionals and those new to the Short Message Service (SMS).
MobileEMS	Mobile messaging is evolving beyond text by taking a development path from SMS (Short Message Service) to EMS (Enhanced Messaging Service) to MMS (Multimedia Messaging Service). This website focuses upon EMS in particular.
MobileMMS	The Multimedia Messaging Service (MMS) is, as its name suggests, the ability to send messages comprising a combination of text, sounds, images and video to MMS capable handsets.
3G Americas	Unifying the Americas Through Wireless Technology