Method and apparatus for generating rights object by means of delegation of authority

摘要

Provided are a method and apparatus for generating a rights object by means of the delegation of authority. The method includes performing authentication with a rights issuer; receiving a first rights object from the rights issuer; receiving authorization signature information from the rights issuer; converting the first rights object into a second rights object by using the authorization signature information; and transmitting the second rights object to an unauthorized device.