Global transit card service

A server comprising:

• a communication circuit configured to receive a global transit card service request including domestic transit card information from user equipment;
• and
• a processor configured to:
• manage a domestic transit card applet and an international transit card applet,
• provide the domestic transit card applet and the international transit card applet in user equipment through the communication circuit, and
• transmit, to the user equipment, an international transit card number of a target roaming area and a remaining balance of a domestic transit card in response to the global transit card service request.

A method of a global transit card service at user equipment, the method comprising:

• obtaining domestic transit card information from a domestic transit card applet included in the user equipment in response to a user input for requesting a global transit card service;
• transmitting a global transit card service request including the obtained domestic transit card information to a transit card service server;
• receiving information on an international transit card number of a target roaming area and information on a remaining balance in a foreign currency unit of the target roaming area from the transit card service server;
• and
• storing the received information on the international transit card number and the received information on the remaining balance in the foreign current unit in an international transit card applet installed in the user equipment.