Mobile network protection system against fraudulent and unwanted messaging traffic

In this paper, mobile network protection system against fraudulent and unwanted messaging traffic is discussed. Application to Person (A2P) messaging traffic is raising every year and with that raise fraudulent and unwanted traffic is gaining momentum as well. Home Location Register (HLR) lookup, Short Message Service (SMS) and Unstructured Supplementary Service Data (USSD) is exchanged between mobile network operators and along with regular traffic, there are also cases of traffic affecting network performance, link utilization and subscriber satisfaction. This paper will, discuss technical, commercial and security challenges of the aforementioned messaging traffic and how mobile network protection system can help to solve them.