Financial transaction method of mobile equipment, apparatus thereof, and medium storing program source thereof

The present invention relates to a method and an apparatus for performing payment in a portable terminal, and a recording medium to store program sources for the method. A method of allowing a terminal to perform payment by using financial account information stored in another terminal according to an embodiment of the present invention includes: transmitting at least one piece of financial account information stored in the another terminal to the terminal through near field communication (NFC) connection; creating a registration request message of requesting the registration of the terminal corresponding to the transmitted financial account information so that the terminal performs payment based on the transmitted financial account information; and transmitting the registration request message to a financial organization server corresponding to the transmitted financial account information. The present invention has an advantage in that a plurality of users can perform payment by using one piece of financial account information without opening additional accounts.