An electronic device is provided. The electronic device includes a display module, at least one camera disposed on the rear surface of the display module, memory for storing information related to user authentication, and a processor operatively connected to the display module, the at least one camera, and the memory. The processor is configured to executes a function for the user authentication, identify face position information of a user by using the at least one camera, identify coordinate information according to a user's touch input inputted through the display module, select the at least one camera based on the face position information and the coordinate information, obtain at least one image using the selected at least one camera, and perform the function for the user authentication based on the obtained at least one image.