Identifying and blocking mobile messaging service spam

A non-transitory machine readable medium comprising instructions which, when executed by one or more computing devices, cause the one or more computing devices to:

• receive 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;
• forward the first mobile messaging service message through the mobile communication network for delivery to the destination mobile device;
• determine 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 forwarding the first mobile messaging service message through the mobile communication network;
• and
• store information identifying the messaging source as a spam source, upon determining that the first mobile messaging service message meets the spam messaging criterion.

One or more nodes in a mobile communication network, the one or more nodes comprising:

• processing hardware;
• a network interface for communicating via the mobile communication network;
• and
• a memory comprising instructions which, when executed by the processing hardware, cause the processing hardware to:
• receive 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;
• forward the first mobile messaging service message through the mobile communication network for delivery to the destination mobile device;
• determine 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 forwarding the first mobile messaging service message through the mobile communication network;
• and
• store information identifying the messaging source as a spam source, upon determining that the first mobile messaging service message meets the spam messaging criterion.