Honda Motor Co., Ltd.

Asahi Kasei Pharma Corporation

Vernalis Limited

Yu Yoshii

Takahiko Ito

Kazuyoshi Wakita

Michitaka Tsuboi

Stuart Christopher Ray

Yuki Sakai

Nicolas Foloppe

Ryosuke Oguchi

Masakazu Atobe

Misato Takashima

Koichiro Arai

Tomohisa Toyama

A first authentication process unit and a second authentication process unit of an ECU constituting a system respectively perform a first authentication process and a second authentication process for comparing authentication information acquired from a maintenance operator terminal and a user terminal, and first authentication information of a first authentication information registration unit and second authentication information of a second authentication information registration unit. An authority setting unit performs an operation permission for a vehicle for the purpose of maintaining the vehicle when the authentications match.

Vehicle control system

A communication apparatus that transmits a challenge code on the basis of a received request signal and performs authentication of an authentication target apparatus transmitting the request signal on the basis of the challenge code and a response code generated on the basis of the challenge code includes a control unit configured to perform a predetermined fail-safe process when a request signal is received a set number of times or more from the authentication target apparatus before completion of the authentication after the transmission of the challenge code.

Communication apparatus, communication system, communication method, and program

Growing community of inventors

Haga-gun, Japan

Yu Yoshii