Various embodiments related to an electronic device and a method by which the electronic device transmits and receives authentication information are presented, and according to one embodiment, the electronic device comprises: a first wireless communication circuit for supporting a Bluetooth protocol; a second wireless communication circuit for supporting a cellular wireless protocol; a third wireless communication circuit for supporting near field communication (NFC); a fourth wireless communication circuit for supporting a WiFi protocol; a camera exposed through a second part of a housing; a processor arranged in the housing and electrically connected to a display, the first wireless communication circuit, the second wireless communication circuit, the third wireless communication circuit, the fourth wireless communication circuit, and the camera; and a memory arranged in the housing and electrically connected to the processor, wherein the memory can store instructions for causing, during execution thereof, the processor to acquire information relating to authentication for pairing with a first external electronic device on the basis of the Bluetooth protocol by using the third wireless communication circuit or the camera, perform pairing with the first external electronic device on the basis of at least a portion of the information by using the first wireless communication circuit, and transmit at least a portion of the information to a second external electronic device or a server by using the second wireless communication circuit or the fourth wireless communication circuit.