Data transferring method

The data transmission method is disclosed. Data transmission method, when the control message is received from the control object, establishing a receiving entity and a secure authenticated channel corresponding to the receiver information included in the received control message, a specific transmission in the chain formed by the control of the control object, When a plurality of data is received from the object, according to the content format transformation information included in the control message, convert the data format of a plurality of data of the received, wherein through the established SACs a plurality of data, the converted transmitted to the receiving object, and transmits an event message to indicate the transmission status of the data to the control object. Therefore, to transfer a plurality of data in a single transport session and may provide the status of the transfer of the respective data via an event.