Secure pay while on move toll collection using VANET

Manual toll tax collection requires vehicles to stop and pay. This results in long delays that nullify the aim of rapid transit of the toll roads. Existing pay as you drive techniques require offline payment and privacy breaching authentication process. In this paper, a VANET based privacy preserving secure pay while on move toll tax payment scheme is presented. The payment process is based on blinded coin in which the coin is obtained from the bank offline. As member of the VANET, a vehicle is a priori authenticated and makes online payment during the period it passes through the plaza.