Security of VAS-SMS Services in 3G, for TV & Radio Programs

Abstract

The modern telecommunication is spread in every day live especially after 3G technologies and beyond. The traditional mass media (TV & Radio) stations has also influenced and get dramatic changes by the new information technologies. So the partnership between the carriers and the traditional media was Inevitable. Also contribution of the third party which called Mobile Value Added Service (MVAS) companies that works between the carriers and the traditional media as a joint support station, for both main parties. Value added services (VAS) in telecom is considered as a new financial source to the cellular companies beside its classical work (e.g. phone calls or fax). This type of services found its way to TV & Radio stations through the benefits from the huge audience or followers they got. One of the main VAS services is the SMS service, in which all the previous three parties try to get their share from the revenue. The security of SMS information is an important issue, to prevent the fabrication or changing the information flows between parties. This paper suggest and provide digital signature security method as a new mechanism that guaranties the security services concerned with SMS flows between all companions. Providing the SMS with the needed authentication and integrity to the weakest point in the flow scheme, which are the TV stations. The target is to overcoming the security threats for all partners, taking 3G component under consideration as the main new technology implemented in Iraq and Iraqia-TV station is taken as example.