Mako Yamada

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There could be two approaches for combining security with entertainment, (i) an entertainment factor is embedded in security technology and (ii) a security factor is embedded in entertainment technology. Since all previous studies were focused on approach (i), we examined approach (ii). As the first attempt, this paper tried to embed a password enhancement(More)
Virtual machines are deployed in many cloud computing systems. Thus, exploring virtual machine performance has been an important issue in recent computer systems. Especially, I/O performance is essential because many data intensive applications are running in cloud computing systems. However, it is not easy to understand I/O processes in virtualized(More)
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