| 摘要 |
PURPOSE: A control method of a portable terminal, control method of a financial institution server, and financial institution server are provided to offer safe financial transaction service by dually certifying a user using the identification information of the portable terminal. CONSTITUTION: A transaction control unit(310) processes financial transaction related to the account of a client. A portable terminal identification information database(370) stores the identification information of a portable terminal which is registered for the financial transaction. An input information authentication unit(321) performs a certification function by enabling the client to compare input information with a value stored in a client information database(360). |
