发明申请
US20070288391A1 APPARATUS, INFORMATION PROCESSING APPARATUS, MANAGEMENT METHOD, AND INFORMATION PROCESSING METHOD 审中-公开
装置,信息处理装置,管理方法和信息处理方法

APPARATUS, INFORMATION PROCESSING APPARATUS, MANAGEMENT METHOD, AND INFORMATION PROCESSING METHOD
摘要:
A management apparatus supplying a license for use of content to an information processing apparatus includes a group management unit that registers at least one information processing apparatus in each group and delivers a group key specific to each group to the information processing apparatus; a storage unit that stores an ID of the information processing apparatus associated with a group ID of the group and the group key; a license issuing unit that issues a license including use conditions of the content and a content key with which encrypted content is decrypted, at least either of the use conditions of the content and the content key being encrypted with the group key; and a right information issuing unit that issues right information used for permitting the use of the content in a specified usage mode on the basis of the license to the permitted information processing apparatus.
信息查询
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