MEDIA-CONTENT-RELATED INFORMATION PROVIDING METHOD, AND DEVICE, SERVER, AND RECORDING MEDIUM FOR EXECUTING METHOD MENTIONED

PROBLEM TO BE SOLVED: To provide a media-content-related information providing method; and a device, a server, and a recording medium for executing the method.SOLUTION: In the media-content-related information providing method, and the device, the server, and the recording medium, the device capable of accessing the server via a network comprises: a step of generating identification information of a media content to be reproduced by the device; a step of transmitting the generated identification information to the server; a step of receiving at least one of key information and media-content-related information from the server in response to the identification information; and a step of providing media-content-related information related to the media content on the basis of at least one of the key information and the media-content-related information received from the server.