AUTHENTICATION SYSTEM AND AUTHENTICATION METHOD

The invention discloses an authentication system and an authentication method. The authentication system includes an action storage device and an electronic device. The action storage device is used for storing a secret key identification file and is connected with the electronic device in an inserted mode. In the binding stage, the electronic device generates a key identification file according to the information of the electronic device and transmits the key identification file to the action storage device; and the electronic device generates an abstract file according to at least one of thefile state of the key identification file and the information of the action storage device, and stores the abstract file in the electronic device. In the checking stage, the electronic device reads the secret key identification file from the action storage device and checks whether the secret key identification file is valid or not according to the abstract file and the information of the electronic device. If the key id