An identification system 1 used for authenticating a user at a user station 30 requesting access to secure information at a base station 20, wherein the system 1 includes one or more base stations 20, one or more user stations 30, and one or more identification devices 10 used for authenticating the user of the user station 30. The identification device 10 is coupled to a user station 30. The device 10 includes a plurality of device codes and identity data, to receive an identification request from the base station 20, generate an identification response including an identification code using the plurality of device codes and a plurality of algorithms, and, transfer the identification response back to the base station 20. The base station 20 authenticates the user's request for secure information by using the identification response.