A driving support system including an information acquiring part which acquires, from a vehicle side detecting a magnetic marker laid in a road and capable of acquiring marker identification information for identifying the magnetic marker detected, upload information including the marker identification information, an information providing part which provides the vehicle side as a transmission source of the upload information with support information, a configuration which provides information acquisition right which is a right to receive the support information to the vehicle, and a transmission source management area for registering the identification information of the vehicle as a provision destination of the support information by recording the identification information of the vehicle. The identification information of the vehicle is recorded in the transmission source management area and the information acquisition right is granted to the vehicle when the information acquiring part acquire the upload information.