Method and system for combining mobile terminal client and smart card to realize remote service
A mobile client and mobile terminal technology, applied in the remote business field, can solve the problems of small SMS data carrying capacity, slow communication speed, easy loss, etc., so as to improve communication speed and communication reliability, increase data transmission volume, and avoid SMS The effect of packet loss
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[0070] The business in the present embodiment is the electronic wallet loading business, and the process of realizing the electronic wallet loading business by the method of the present invention is as follows:
[0071] 1) The user enters the loading amount and wallet password (business application parameters) on the mobile terminal interface, and clicks OK to initiate the loading business request;
[0072] 2) The mobile client calls the underlying API of the mobile terminal OS to send the A0C2 APDU command to the card to obtain the transaction flow and card verification code Mac1 stored in the card, and the card returns these parameters through the A0C0 command;
[0073] 3) The mobile client parses the A0C0APDU command to extract the transaction flow, the card verification code Mac1, and adds the business type, software version number and other headers, and organizes it into a business request data packet;
[0074] 4) The mobile client sends the request packet through the wir...
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