It is noted that telecom companies have been striving to strengthen relationship they have with end user, as well as attracting new subscriptions, by offering incentives for consumers to adopt premium services and thus drive up revenue per customer. According to GSMA’s forecast, we continues to see voice & message, data, IoT and content, as the leading potential growth of the mobile ecosystem revenue. Besides, BMI research states telecoms focusing on services and content will be considered as one of the megatrend of TMT industry to 2050, and large internet, streaming and telecoms companies are expected to out-compete other industry players.

Voice over LTE (VoLTE) is destined to become the increasing popular voice calling technology solution that will be offered to LTE users by network operators and service providers. VoLTE security has raised the attention and interest of the mobile network operators. The following content will illustrate a range of fraud scenarios in the case of VoLTE.