Management manner and the device null device of the digital copyright which uses

摘要

A method and apparatus for managing digital rights using a portable storage device (200) are provided. The method includes a device (100) performing primary authentication together with a license provider (500) and establishing primary security association (SA1), the device (100) performing secondary authentication together with the portable storage device (200) and establishing secondary security association (SA2), receiving a license from the license provider (500), and transmitting the license to the portable storage device (200). IMAGE