An electronic device and method are disclosed herein. An electronic device includes one or more biometric sensors, a memory configured to store an authentication setting table associated with one or more authentication methods associated with one or more authentication levels, and a processor operatively connected to the memory and the one or more biometric sensors. The processor implements the method, including: receive authentication level information associated with a function executed by the electronic device, select at least one authentication method of the one or more authentication methods matching an authentication level indicated by the received authentication level information, and perform user authentication based on the selected at least one authentication method through the one or more biometric sensors.