Feb 18, 2022 · To handle this issue, we propose a new e-coupon service by exploiting a blockchain system to improve the security of the service. To do this, we ...

In this paper we propose a protocol for e-coupons which satisfies these security requirements. Our protocol is lightweight and preserves users privacy since it ...

E-coupons are the electronic version of the real-world coupons, consisting of a sequence of bytes, and can be redeemed at online stores during e-commerce ...

This paper proposes a protocol for e-coupons which satisfies security requirements, is lightweight and preserves users privacy since it does not require ...

That explains the motive behind our presenting a new e-coupon system targeted at mobile users in this paper, which uses simple cryptographic techniques which ...

In this paper we discuss models and protocols for e-coupons satisfying a number of security requirements.

The first scheme is used to generate e-coupons that are not assigned to specific customers. Thus, an unused e-coupon can be used by any customer. This scheme is ...

4 days ago · In this paper, we propose a novel and complete chaotic maps-based authentication scheme for e-coupon systems. Security analysis shows that our ...

Abstract—Coupons are well-known and widely used in the market place to attract new customers looking for deals and to keep loyal customers.

E-coupon for mobile commerce can provide mobility for users and distribution flexibility for issuers. However, most of the existed e-coupon schemes usually ...