Patent ID: 8776183
Filing Date: 2014-07-08
Classification: H04L,H04W

Abstract:
1. A system including: plurality of devices; an administration entity for allowing selected devices to be associated together as a group by providing each device with security data and identification data, the security data of each device being interpretable by each other device within the group, particular modes of communication only being allowed between devices within the group having such security data, and the identification data identifying each device within the group for the purpose of delivering data to that device but not necessarily being recognisable by other devices not in said group; and a plurality of hubs, each having an external identifier recognisable by others of said hubs for routing communications between respective ones of the hubs via a communication medium, wherein a first of said hubs is operable to communicate data, originating from one device within said group and destined for another device within said group, via said communication medium to a second of said hubs by means of the external identifier of the second of said hubs, the second of said hubs being operable to route the data to said another device within said group using the identification data of said another device; wherein at least one of the devices comprises a mobile telecommunications terminal and is operable to communicate with an associated one of the hubs via a mobile telecommunications network; wherein the associated one of the hubs includes means for authenticating the mobile terminal; and wherein the authenticating means is operable to authenticate the mobile terminal using data relating to the subscription of the mobile terminal with the mobile telecommunications network.