Patent ID: 8386773
Filing Date: 2013-02-26
Classification: G06F,G06Q

Abstract:
1. A method in a mobile communication device configured to operate in a wireless communication network utilizing a communication service provided by a service provider of the mobile communication device, the communication service of the service provider being a voice telephony service or a data communication service for communications provided via the wireless communication network, the mobile communication device having access to an application server via the wireless communication network, the method comprising: receiving via the wireless network a token from a token server of the service provider, the token including an identifier which identifies the service provider which provides the voice telephony service or the data communication service via the wireless communication network, the token being digitally signed by the service provider with a digital signature of the service provider; sending via the wireless network a message to the application server, the message including the token having the identifier which identifies the service provider and the digital signature of the service provider; and if token validation of the message at the application server is successful, then receiving access via the wireless network to an application service of the application server.