摘要 |
The present invention relates to a system and method for transmitting and receiving peer-to-peer message, and to a method for distributing a media key in the system. The system for transmitting and receiving peer-to-peer messages according to the present invention includes: a transmission client for adding a first media key issued by a reception-side relay server to media data, and transmitting the media data to the reception-side relay server; said reception-side relay server for issuing the first media key to the transmission client, receiving the media data from the transmission client, replacing the received first media key added to the media data with a second media key issued by a reception client , and transmitting the media data to the reception client; and said reception client for issuing the second media key to the reception-side relay server and for receiving the media data from the reception-side relay server. |