| 摘要 |
The present invention relates to a fraud protection system for public certification. According to the present invention, the fraud protection system includes: a public certification server to store a subscriber identifier (ID) previously assigned to each of public certification users, which are previously registered, and to transmit an identification code corresponding to a relevant certificate use signal and a certificate use signal that is input if the certificate use signal is input; and a business server that includes a business server storage unit to store subscriber information including terminal information of the previously registered subscriber and the subscriber ID for each subscriber information, receives the certificate use signal and the subscriber ID from the certification server, and transmits information of a certificate use message to a certificate use subscriber terminal which is a subscriber terminal corresponding to an ID of a subscriber matched with the received subscriber ID among subscriber IDs stored in the business server storage unit. According to the present invention, the fact that the certificate is used is notified to an authorized user of the used certificate in real time, so that the damage caused by the illegal use of the certificate can be prevented. |
