APPLICATION SERVER, CONTROL METHOD THEREOF, PROGRAM, AND COMPUTER-READABLE STORAGE MEDIUM

摘要

An application server (100) includes: receiving means (101) for receiving a request for a media object from a user equipment; verification means (102) for verifying the authenticity of the received request; first generation means (103) for generating a session key that is associated with an existing session if the authenticity of the request is successfully verified; first sending means (104) for sending the session key to a media server so that said media server encrypts the requested media object with the session key and sends the encrypted media object toward the user equipment; second generation means (105) for generating a one-time player in which the session key is embedded; and second sending means (106) for sending the one-time player to the user equipment, which enables said user equipment to decrypt and decode the encrypted media object that is sent from the media server.