TIME INFORMATION BASED AUTHENTICATION METHOD, INTEGRATED CIRCUIT FILM, SIM CARD OR SD CARD

摘要

A time information based authentication method, an integrated circuit film or with a SIM card or a SD card are provided. The time information based authentication method comprises the following steps. A time information is obtained from a external device. A data is received from a memory unit of a security chip. An authentication code is generated according to the data and the time information.