1. An electronic device, comprising: a display; a fingerprint sensor; one or more processors; memory; and one or more programs, wherein the one or more programs are stored in the memory and configured to be executed by the one or more processors, the one or more programs including instructions for: displaying an unlock user interface while the electronic device is in a locked mode of operation; and while displaying the unlock user interface, detecting a first input from a user of the device; and in response to detecting the first input: in accordance with a determination that the first input satisfies a first authentication system, unlocking the device without providing access to respective content; and in accordance with a determination that the first input does not satisfy the first authentication system, forgoing unlocking the device; while the device is unlocked: detecting a second input that corresponds to a request to access the respective content; and in response to detecting the second input: in accordance with a determination that the second input satisfies a second authentication system, providing access to the respective content; and in accordance with a determination that the second input does not satisfy the second authentication system, forgoing providing access to the respective content.