A flash memory card including a main memory core, a removable supplementary memory core, and a controller operating to control the main and supplementary memory cores. The protected module is configured to be accessible based on a specific gesture of a user predetermined to have a right to access the protected module. The method and apparatus provides second factor authentication based on the first or second factor authentication article by enforcing at least one of the plurality of selected authentication policies. The invention overcomes previous conflicts, to combine wide finger-spacing with closer reach to each character. The integrated circuit device has a plurality of terminals arranged along the second direction, and a transmission circuit provided for each of the terminals to output a transmission signal. The diameter of the cylindrical columns may be slightly bigger than the diameter of the coins.