Patent ID: 9060253
Filing Date: 2015-06-16
Classification: H04L,H04W

Abstract:
1. A method comprising steps of: receiving a first mobile messaging service message from a messaging source in a node of a mobile communication network, the first mobile messaging service message being addressed to a destination mobile device, the messaging source not currently identified as a spam source; forwarding the first mobile messaging service message through the mobile communication network for delivery to the destination mobile device; determining whether or not the first mobile messaging service message meets a spam messaging criterion, wherein determining whether or not the first mobile messaging service message meets the spam messaging criterion occurs in parallel with the forwarding of the first mobile messaging service message through the mobile communication network for delivery to the destination mobile device; and storing information identifying the messaging source as a spam source, upon determining that the first mobile messaging service message meets the spam messaging criterions; wherein at least one of: (i) the method further comprises steps of: (ii) determining whether or not the first mobile messaging service message meets the spam messaging criterion is based on analyzing a set of factors comprising one or more of: content of a payload of the first messaging service message, velocity or volume of messaging service messages received through the mobile communication network from the messaging source and presence of a malicious link in the first mobile messaging service message, and determining whether or not the first mobile messaging service message meets the spam messaging criterion is completed using an adaptive threshold computed using the set of factors, the adaptive threshold being based on whether the messaging source has been previously identified as a spam source or on whether the messaging source has never been identified as a spam source.