Wireless body area network (WBAN) has been recognized as one of the promising wireless
sensor technologies for improving healthcare service, thanks to its capability of seamlessly …

Within the last decade, communication technologies have evolved rapidly, and this caused
significant advancements for Internet of Things (IoT) applications and services. Unmanned …

Public key encryption with keyword search, known as PEKS, is a useful technology in some
Storage-as-a-Service clouds. This technology allows the cloud server to search on a …

In this paper we revisit the security models of certificateless signatures and propose two new
constructions which are provably secure in the random oracle model. We divide the potential …

The recent advancement in wireless body area networks (WBAN) plays an important role in
remote health care systems. However, these networks are suffering from data security and …

Identity-based cryptosystems have an inherent key escrow issue, that is, the Key Generation
Center (KGC) always knows user secret key. If the KGC is malicious, it can always …

Certificateless public key cryptography simplifies the complex certificate management in the
traditional public key cryptography and resolves the key escrow problem in identitybased …

Certificateless public key cryptosystem solves both the complex certificate management
problem in the public key cryptosystem based on the PKI and the key escrow issue in the …

With the growing popularity of Internet of Things (IoT) in a wide range of applications,
ensuring the communication security of IoT devices is important. Certificateless signature …

Certificateless public key cryptography is a recently proposed attractive paradigm which
combines advantages of both certificate-based and ID-based public key cryptosystems as it …