Trust relationship building method and system of inter- cloud service

摘要

PROBLEM TO BE SOLVED: To provide a technique enabling a trust relationship between cloud services to be established, such as enabling a reliable authentication service to be provided while maintaining the characteristics of cloud computing.;SOLUTION: The method comprises a procedure by which one of two cloud services (such as S1 and S2) checks and verifies the other by using a ticket (such as T1) for proving an individual reliability. On an IaaS service (IS), an instance (E) of a server implementing a service (such as S1) and a cloud cooperation server (CS) for exchanging information with a service, with which a partnership is formed, and managing it are provided. The instance (E) comprises a ticket attachment module and a ticket checking module. The cloud cooperation server (CS) comprises a ticket verification module, a ticket verification cooperation module, and a repository of each piece of information.;COPYRIGHT: (C)2012,JPO&INPIT