| 摘要 |
PROBLEM TO BE SOLVED: To maintain a secure network by dynamically reflecting risks such as computer virus infection which occurs in a movement route of a moving body to a network security setting.SOLUTION: In a security gateway (SGW) and an electric vehicle (EV), an EV charger transmits identification information on the connected EV to the SGW, acquires risk information on the EV from the SGW, and transmits information for changing settings of the SGW on the basis of the risk information. The SGW acquires connection information to the EV charger of the EV in the past, calculates the acquired risk information of the EV to transmit it to the EV charger, and changes the settings on the basis of the information from the EV charger. |
