Smart cities have brought significant improvements in quality of life and services to citizens
and urban environments. They are fully enabled to control the physical objects in real time …

The Internet of Things is taking hold in our everyday life. Regrettably, the security of IoT
devices is often being overlooked. Among the vast array of security issues plaguing the …

Nowadays, cloud servers are gathering an increasing amount of data. Data is commonly
stored on cloud servers in the form of ciphertext to protect security and concealment of data …

Privacy and security are the most important issues to the popularity of cloud computing
service. In recent years, there are many research schemes of cloud computing privacy …

Ciphertext-policy attribute-based encryption (CP-ABE) has been widely studied and used in
access control schemes for secure data sharing. Since in most of the existing attribute-based …

Cloud computing is the most recent smart city advancement, made possible by the
increasing volume of heterogeneous data produced by apps. More storage capacity and …

Organizations share an evolving interest in adopting a cloud computing approach for
Internet of Things (IoT) applications. Integrating IoT devices and cloud computing technology …

Security constitutes a principal concern for communication networks and services at present.
This way, threats should be under control to minimize risks over time in real environments …

The integration between blockchains, Internet-of-Thing (IoT), and smart contracts is an
emerging and promising technology. The advantages of this technology have raised the …

With the development of digital healthcare, sharing electronic medical record data has
become an indispensable part of improving medical conditions. Aiming at the centralized …