The rapid increase in urban population is alleviating various kinds of problems such as long hours traffic-jams, pollution which is making cities life insecure and non-livable. The notion of a smart city is proposed to improve the quality of life. Smart cities are emerging to fulfill the desire for the safety of its users' and secure journeys over in the urban scenario by developing the smart mobility concept. At the same time, Vehicular Ad-hoc networks are widely accepted to attain such idea, by providing safety and non-safety applications. However, VANET has its own challenges from node mobility to location privacy. This paper discusses the application areas, security threats and their consequences of VANET into the smart city.
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