On performance analysis of challenge/response based authentication in wireless networks
Computer Networks and ISDN Systems
Mobile services access and payment through reusable tickets
Computer Communications
On performance analysis of challenge/response based authentication in wireless networks
Computer Networks: The International Journal of Computer and Telecommunications Networking
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In the third generation mobile telecommunication systemssuch as UMTS, one of the important problems forvalue-added services is to check the recoverability ofcosts used by a mobile user.In this paper we present anefficient public-key protocol for mutual authenticationand key exchange designed for value-added services inUMTS.Proposed ticket based authentication and paymentprotocol provides an efficient way for VASP to checkthe recoverability of costs without communication withthe on-line TTP.Furthermore, ticket based protocol canprovide anonymous service usage for a mobile user.