Patent ID: 7630727
Filing Date: 2009-12-08
Classification: H04L,H04W

Abstract:
1. A method for filtering spam SMS messages in a signaling system 7 (SS7) network, the method comprising: receiving Mobile Application Part (MAP) messages in an SS7 network; providing the MAP messages to an anti-spam application running on a network element; determining whether the MAP messages are short message service (SMS) messages; classifying MAP SMS messages as spam or good prior to providing the MAP SMS messages to an SMS center (SMSC) or switching element associated with the SS7 network; providing good MAP SMS messages to the corresponding destinations; and refraining from providing spam MAP SMS messages to corresponding destinations; wherein the MAP SMS messages include at least one concatenated message including a plurality of SMS messages, wherein at least some segments of the at least one concatenated message are not received, and wherein the received segments of the at least one concatenated message are classified as spam.