COPYRIGHT PROTECTION METHOD USING MULTI-MEDIA SECURITY TOKEN

摘要

A method of protecting a copyright for audio or video media by using a multi-media security token (MMST) is disclosed. The method comprises steps of: sampling a file at a network hub of a communications networks; determini ng whether or not the sampled file is an audio or visual file; if not, passing the file; if yes, creating an MMST for the sampled file; checking the MMST in a master database whether or not the MMST matches anyone of the database; if no, passing the file; if yes, preventing the distribution of the file from which the sampled file is taken.