Information Technology Reference
In-Depth Information
Chapter 5
Security Management Services
Based on Authentication
Roaming between Different
Certificate Authorities
Masakazu Ohashi
Chuo University, Japan
Mayumi Hori
Hakuoh University, Japan
AbstrAct
The purpose of this study is to incorporate the authentication roaming technology with existing social
infrastructures from the perspective of users instead of that of service providers. By conducting ex-
periments in the Business to Consumer (B to C) environment, the authors' research demonstrated and
confirmed the effectiveness of the authentication roaming technology to realize a safe and convenient
network society. This technology contributes to the construction of a citizen-centric, reassuring system
especially for mobile and transportation by proposing a cooperation system for the mobile information
services based on the XML Web Services technology. The authors' aim to enable mobile users to access
a variety of essential information for maintaining safety and comfortable management of networks and
enable them to make an educated decision regarding the treatment they may receive in case of trouble.
introduction
utilize a variety of functions such as authentication,
security, procedures, and procurements. As has
been the pattern, individual medical institutions
including clinics and hospitals had independently
responded to the medical needs of citizens. Cur-
rently, there are various services available that
utilize the Internet. Additionally, more and more
services are newly created to meet users' diverse
needs by incorporating existing services and social
It is essential to reinforce citizens' health manage-
ment and disease prevention as well as to reduce
increasing public share of medical costs, as Japan
is well on the way to an aging society. In order to
achieve them, it is essential to improve the quality
of the health services as unifying force (hubs) to
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