| 摘要 |
An anti-fraud system for controlling fraudulent activity at a cellular telephone roaming networks. The system comprises a fraud management unit that is configured to monitor telephony activity on the network, detect fraudulent patterns within the activity and take action to manage detected fraudulent activity. The system further comprises a roaming signaling interrogation unit that is associated with the fraud management unit. The roaming signaling interrogation unit is configured to monitor signaling indicative of roaming connections set up by subscribers of the cellular network from other networks and to forward information of the roaming to the fraud management unit. Such forwarding allows the fraud management unit to manage detected fraudulent activity amongst the roaming connections.
|
