METHOD FOR PERFORMING USER AUTHENTICATION AND DEVICE FOR PERFORMING SAME

A method for performing user authentication by a terminal is provided. The method includes receiving, by one secure application among at least one secure application installed in a secure area of the terminal, a user authentication request, identifying whether a valid user authentication result corresponding to the user authentication request exists, and in response to there being no valid user authentication result corresponding to the user authentication request, requesting a user authentication result from a user authentication module installed in the secure area, and providing, by the user authentication module, a user authentication result corresponding to the user authentication request to the secure application that has received the user authentication request or to the at least one secure application installed in the secure area of the terminal.