Basic Safety Message (BSM)
September 9, 2021
A standardized, digital packet of data used in connected vehicle systems that contains the vehicle position, heading, speed, and other information relating to a vehicle’s state and predicted path. The BSM contains no personally identifying information (PII). The BSM is typically broadcast by a vehicle on-board unit ten times per second. It is used in V2V and V2I applications to prevent crashes and improve mobility.