SYSTEM FOR SECURE TELEPHONE TRANSACTIONS

摘要

System for secure telephone transactions comprising a telephone terminal (10) connected to a server (30) and a housing (40) comprising a keyboard (42), a microprocessor card (48) and means for generating sound signals. Card information is transmitted to the server by means of sound signals and the telephone terminal. In the other direction, information is vocally addressed to the user who responds using a keyboard (42) mounted on the housing (40). The system of the invention is suitable for secure telephone transactions, in particular, telepayments.