Christophe Buffard

Title: The Innovations of Christophe Buffard

Introduction

Christophe Buffard is an accomplished inventor based in Phoenix, AZ. He has made significant contributions to the field of secure communication in automotive technology. With a total of three patents to his name, Buffard's work focuses on enhancing the security of electronic control units (ECUs) in vehicles.

Latest Patents

One of Buffard's latest patents addresses secure communication between in-vehicle electronic control units. This patent outlines systems, methods, and devices that enable secure communication among ECUs in a vehicle. The system includes a first and second ECU from a plurality of ECUs. The first ECU facilitates secure communication by provisioning the second ECU with authentication data for authenticating messages exchanged with a third ECU. Additionally, it provisions the third ECU with a set of security keys, allowing it to securely exchange messages with the second ECU. The second ECU receives a secure message from the third ECU, which is cryptographically signed using a security key from the set provisioned to the third ECU. The second ECU then authenticates the secure message by comparing the authentication data with an authentication signal.

Career Highlights

Throughout his career, Buffard has worked with notable companies such as Nagravision S.a. and Nagravision Sàrl. His experience in these organizations has contributed to his expertise in secure communication technologies.

Collaborations

Buffard has collaborated with various professionals in his field, including his coworker Sanjeev Sehgal. Their joint efforts have further advanced the innovations in secure communication systems.

Conclusion

Christophe Buffard's contributions to secure communication in automotive technology highlight his role as a leading inventor in this field. His patents reflect a commitment to enhancing vehicle security through innovative solutions.