The disclosure relates to a communication method and a system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as a smart home, a smart building, a smart city, a smart car, a connected car, health care, digital education, smart retail, security and safety services. A user equipment (UE) is provided. The UE includes a transceiver, and at least one processor, wherein the at least one processor controls the transceiver to transmit a first message requesting an event to an opening mediation server, receive event-related information from the opening mediation server in response to the first message, transmit a second message requesting an event to a profile providing server based on the event-related information, and receive information related to event processing from the profile providing server in response to the second message.