Patent ID: 7946482

Claim:
An electronic money paying-in system comprising: an electronic money charger that sends paying-in information to an IC chip that stores an electronic money balance, wherein the paying-in information is for adding a paying-in amount to the electronic money balance on the IC chip and the electronic money balance is used in an electronic money service, and; a management server for acquiring the paying-in amount that has been input to said electronic money charger and also sending the paying-in information for adding the paying-in amount to the electronic money balance on the IC chip to the IC chip via the electronic money charger; said management server being configured to perform predetermined authentication processing with the electronic money charger by using predetermined authentication information, and responsive to said management server authentication of the electronic money charger, the management server sends a predetermined program to the electronic money charger, such that the electronic money charger is configured to execute said program so that the management server sends the paying-in information for the IC chip; said electronic money charger having a storage means for storing said authentication information and said program, the electronic money charger being configured to detect a predetermined abnormality, and responsive thereto, so as to erase the authentication information and the program from the storage means.