A Security Enhanced Lightweight Mobile Payment Scheme Based on Two Gateways

The number of m-commerce users is exponentially increasing and the m-commerce has become popular because m-commerce allows us to pay for goods or services anytime, anywhere using mobile devices. A number of the mobile payment scheme has been proposed to ensure security requirements on m-commerce. However, several of them are vulnerable to various attacks. This paper proposes an enhanced lightweight mobile payment scheme based on two gateways. We show that the proposed scheme ensures necessary security requirements such as accountability, untraceability, unlinkability and double spending prevention. In addition, it is suitable for lightweight mobile payment environments by analyzing and comparing it with the related mobile payment scheme.