1. A multi-function device configured for managing an authentication device coupled to the multi-function device, comprising: a memory for storing information related to one or more users, one or more pre-authorized users and alert setting instructions; the authentication device coupled to a universal serial bus (USB) peripheral port of the multi-function device, the authentication device configured for: receiving authentication information from a user via an input method; and a control system configured for: authenticating the user to access the multi-function device for one or more functions, based on the authentication information of the user; checking whether the authentication device is disconnected from the multi-function device or is malfunctioned; generating an alert for the one or more pre-authorized users when the authentication device is disconnected from the multi-function device or malfunctioned; transmitting the alert with pre-formatted message to the one or more pre-authorized users, for one or more pre-defined actions, wherein the alert is transmitted to resolve a security matter; and ceasing the operation of the multi-function device when the authentication device is disconnected from the multi-function device or malfunctioned.