Jiangheng Kou1, Mingxing He1, *, Ling Xiong1, Zihang Ge2, Guangmin Xie1
CMC-Computers, Materials & Continua, Vol.64, No.1, pp. 297-312, 2020, DOI:10.32604/cmc.2020.09758
Abstract With the development of communication technologies, various mobile devices
and different types of mobile services became available. The emergence of these services
has brought great convenience to our lives. The multi-server architecture authentication
protocols for mobile cloud computing were proposed to ensure the security and
availability between mobile devices and mobile services. However, most of the protocols
did not consider the case of hierarchical authentication. In the existing protocol, when a
mobile user once registered at the registration center, he/she can successfully authenticate
with all mobile service providers that are registered at the registration center, More >
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