Method and apparatus for importing transport stream

The invention in the process relates to a content import (import) method in a (Digital Rights Management) DRM systems, according to the invention to import the transport stream received from outside the domain, it generates a content file, the encrypted content by inserting the information required for decoding periodically in the form of transport packets in a payload of the content file, even if the import apparatus is the use limit information included in the content changes during the import the content received from the outside of the domain are efficient packaging possible, and devices belonging to a domain may be received even if the stream the imported content file from the middle part quickly and without time delay to decode the transport packets of the section.