CAN bus encryption and authentication method

• Main Authors: XIAO SHIMAO, XING LISHA
• Format: Patent
• Language: Chinese; English
• Published: 05.01.2024
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION

The invention relates to the field of vehicle-mounted communication CAN buses, in particular to an encryption and authentication method of a CAN bus. Firstly, a sending node carries out functional security level identification according to an identification code of a to-be-sent data frame, and two l...