Patent ID: 11876927
Assignee: RESILIENT PLC
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 11:
12. A fraud detection method comprising:
receiving an incoming call;
processing the incoming call to extract call signaling information associated with the incoming call;
determining a fraud score associated with the incoming call using the extracted call signaling information, the fraud score indicating a likelihood that the incoming call is from a fraudulent caller;
determining whether or not the calling party is hiding a presentation calling line identification, (P-CLI), and/or whether or not the signalling information of the incoming call comprises a network calling party identification, (N-CLI), and in dependence thereon, determining one or more call trust factors for the incoming call;
determining the fraud score for the incoming call using the determined one or more call trust factors for the incoming call; and
forwarding the incoming call to one of plurality of different destinations based on the determined fraud score or forwarding the incoming call and the determined fraud score for the incoming call to a destination associated with the incoming call.