| 摘要 |
PROBLEM TO BE SOLVED: To provide a portable terminal, an authentication system and an authentication method capable of inexpensively identifying an individual by the authentication method with security to some extent, being easily unlocking and logging in a computer. SOLUTION: This portable terminal is provided with a storing means (not shown in Fig.) storing at least one identification signal, and a transmitting means 13 for transmitting the identification signal, and can transmit one of the identification signals stored in the storing means to a receiver 4 connected to a door 2 provided with an electronic lock 3, so that the door is unlocked when the identification signal is agreed with the identification signal stored in the receiver device 4, and not unlocked when they are not agreed with one another as a result of the comparison of the identification signals. |
