A method of transferring data in which a secure authenticated channel is established with a receiving entity corresponding to receiver information included in a received control message, when receiving the control message from a control entity, a format of received plurality of data is transformed according to content format transformation information included in the control message, when receiving the plurality of data from a predetermined transmission entity in a chain constructed by a control of the control entity, the transformed plurality of data is transmitted to the receiving entity through the established secure authenticated channel, and an event message for representing a transmission status of the data is transmitted to the control entity. Accordingly, it is possible to transmit the plurality of data through a single transmission session and provide a transmission status of each data through an event.