OPTICAL DISC, OPTICAL DISC PLAYER AND METHOD FOR PLAYING AN OPTICAL DISC TOGETHER WITH AN AUTHENTIFICATION OF DOWNLOADED CONTENT

摘要

An optical disk, optical disk player and optical disk playing method are disclosed, wherein the optical disk is used to play in coordination with the downloaded contents. The optical disk has a public key used to verify whether the downloaded content is authenticated. The optical disk player comprises a reading-out means, a network interface and a verifying module, in which the reading-out means is used to read-out the content and the public key of the optical disk; the network interface is used to receive the downloaded content; and the verifying module is used to verify whether the downloaded content is authenticated according to the public key read-out from the optical disk. The optical disk playing method consists of reading-out the content and the public key of the optical disk, downloading the content, then verifying the downloaded content according to the public key read-out from the optical disk, in order to confirm whether the downloaded content is authenticated. ® KIPO & WIPO 2007