Method, equipment and system for performing field service
A technology for executing domains and services, applied in the field of digital rights management, which can solve problems such as processing burden, unfeasible purchase requests, and poor consumer experience for users, so as to reduce the burden and improve the consumer experience.
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[0132] The following is a specific example in which the terminal device obtains from the copyright issuer the information used to indicate the trust relationship between the copyright issuer and the domain manager:
[0133] It is assumed that the SCE domain key related information is generated and managed by the domain manager DA / DEA, and the copyright issuer RI generates the domain license RO. There is a copyright issuer with the alias RI-001, and the copyright issuer supports the domain manager with the alias DA-111. The SCE device establishes a user domain on DA-111, the domain name is Dom-001, and purchases digital content for this domain from RI-001. After receiving the trust relationship information request sent by the SCE device, RI-001 carries the supported information used to indicate the trust relationship with the domain manager in the trust relationship information response message, and returns it to the SCE device, where the The information used to indicate the trust ...
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