All electronic banking means that money can be moved around almost at the speed of light, through telephone wires, optical fibres, even radio rays and no cash physically changes hands. Some people say we are heding for a cashless society. If we are, the keys to unlock will be the cards. Card forgery, in the sense of its alteration, is known to encompass numerous factual operations, but it mostly concerns the account number, the date of expiry, the magnetic side and the name of the holder.