Driving assistance device, vehicle and method for cruise control of a vehicle

The invention relates to a driving assistance apparatus (19) for cruise control of a vehicle (10, 27). It is proposed that the driving assistance device receiving means (25) for receiving an at least outside the vehicle (10, 27) wirelessly transmitted danger message (54, 70) and / or one of a transmitting / receiving device (30) of the vehicle (10, 27 ) from the danger message (54, formed 70) disconnection command (35) and in that self-deactivation in dependence on the danger message (54, 70) configured and / or (depending on the danger message 54, 70) is not activated.