Method and apparatus for transmitting and receiving protected contents at home

摘要

Provided are a system and a method for transmitting and receiving contents at home. The content service method includes: reconstructing encrypted compressed contents back into compressed contents by decrypting the encrypted compressed contents according to a first scheme; encrypting the reconstructed compressed contents according to a second scheme; and transmitting the encrypted compressed contents via a predetermined link. Therefore, the encrypting and decrypting of contents are easily supported without an encoding process in a content server terminal at home.