Hardware secure module method for updating integrity check value stored in the hardware secure module and program stored in terminal by the hardware secure module

摘要

A method of updating an integrity verification value stored in a hardware security module is disclosed. The method includes pre-registering a user of the terminal by storing user authentication information of the terminal received from the terminal, and authenticating the user in response to an update request message including an update value of the integrity verification value from the terminal. Delivering an authentication information request message requesting the information to the terminal, comparing the user authentication information received from the terminal according to the authentication information request message with the stored user authentication information at the time of the pre-registration. Performing an authentication process for the user and updating the stored integrity verification value with the update value when the authentication of the user of the terminal is successful.