A multi-factor authentication device for authenticating a user to whom the multi-factor authentication device is issued, the multi-factor authentication device comprising: a frame; a plurality of tiles rearrangeable in the frame to form a passphrase of the user, each of the plurality of tiles including: at least one of visible indicia and tactile indicia for representing a notation; and at least one track of acoustic code generation indicia, wherein the at least one track of the acoustic code generation indicia is marked on a tile by varying thickness and depth of the at least one track; and a stylus movable over the frame and the plurality of tiles wherein the stylus comprises at least one pin to swipe the acoustic code generation indicia of each of the plurality of tiles, and wherein, on being swiped, the acoustic code generation indicia of each of the plurality of tiles generate a corresponding sound waveform that encodes a composite binary pattern to facilitate authentication of the user, wherein the composite binary pattern comprises information blocks forming an acoustic code, the information blocks comprising: a device identifier block corresponding to a device identifier that associates the multi-factor authentication device with the user; a biometric block corresponding to at least a part of a biometric pattern of the user; and a data block corresponding to the at least one of the visible indicia and the tactile indicia of the corresponding tile. a frame; a plurality of tiles rearrangeable in the frame to form a passphrase of the user, each of the plurality of tiles including: at least one of visible indicia and tactile indicia for representing a notation; and at least one track of acoustic code generation indicia, wherein the at least one track of the acoustic code generation indicia is marked on a tile by varying thickness and depth of the at least one track; and at least one of visible indicia and tactile indicia for representing a notation; and at least one track of acoustic code generation indicia, wherein the at least one track of the acoustic code generation indicia is marked on a tile by varying thickness and depth of the at least one track; and a stylus movable over the frame and the plurality of tiles wherein the stylus comprises at least one pin to swipe the acoustic code generation indicia of each of the plurality of tiles, and wherein, on being swiped, the acoustic code generation indicia of each of the plurality of tiles generate a corresponding sound waveform that encodes a composite binary pattern to facilitate authentication of the user, wherein the composite binary pattern comprises information blocks forming an acoustic code, the information blocks comprising: a device identifier block corresponding to a device identifier that associates the multi-factor authentication device with the user; a biometric block corresponding to at least a part of a biometric pattern of the user; and a data block corresponding to the at least one of the visible indicia and the tactile indicia of the corresponding tile. a device identifier block corresponding to a device identifier that associates the multi-factor authentication device with the user; a biometric block corresponding to at least a part of a biometric pattern of the user; and a data block corresponding to the at least one of the visible indicia and the tactile indicia of the corresponding tile.