| 摘要 |
An information processing apparatus includes: a content management block managing first content which may be viewed on a content reproduction apparatus for reproducing content; a database block generating reference data by relating, with first signature data indicative of a feature of the first content extracted therefrom, rights management information about the first signature data and a content identifier indicative of the first content from which the first signature data was extracted and put the generated reference data into a database; and an identification block identifying, in response to a query which is transmitted from the content reproduction apparatus and is including second signature data indicative of a feature of second content extracted from the second content being viewed by a user of the content reproduction apparatus, the content by referencing the reference data stored in the database block, thereby returning a response indicative of a result of the identification. |
