Persistent authentication using sensors of a user-wearable device

摘要: A user-wearable device includes a housing and band that straps the to portion of user's body (e.g., wrist). One or more skin contact sensors in and/or on can sense biometric information user wearing device. An authentication module performs receives results an determination compares sensed baseline determine whether they match. on-body detector uses one is being worn by user. After authenticated based match between information, continually concludes for at least period time, without additional comparison if detects still