DETECTING MALICIOUS COMMUNICATION ACTIVITY IN COMMUNICATION NETWORKS

摘要

A method for detecting malicious communication activity between user devices in an electronic communications network, said method comprising the steps of: receiving source and destination data for a first plurality of electronic communications made between user devices in said network; storing contact data for a plurality of user devices in said network, the contents of said contact data including identifying data for user devices in said network, said identifying data being derived from said received data; receiving further source and destination data for a second plurality of electronic communications made between user devices in said network; and analysing said further received data and said stored contact data for communication patterns indicative of malicious electronic communication activity between user devices in said network.