Emerging technologies are playing a critical role in the evolution of healthcare systems by
presenting eHealth to provide high-quality services and better health to wide-range of …

In traditional cloud storage systems, attribute-based encryption (ABE) is regarded as an
important technology for solving the problem of data privacy and fine-grained access control …

The widespread adoption of cloud technology in the healthcare industry has achieved
effective outcomes in sharing health records and sensitive data. In recent years, many …

The pervasive, ubiquitous, and heterogeneous properties of IoT make securing IoT systems
a very challenging task. More so when access and storage are performed through a cloud …

Cloud computing becomes increasingly popular for data owners to outsource their data to
public cloud servers while allowing intended data users to retrieve these data stored in …

With the development of cloud computing, outsourcing data to cloud server attracts lots of
attentions. To guarantee the security and achieve flexibly fine-grained file access control …

The emergence of cloud infrastructure has significantly reduced the costs of hardware and
software resources in computing infrastructure. To ensure security, the data is usually …

Attribute-based encryption (ABE) can guarantee confidentiality and achieve fine-grained
data access control in a cloud storage system. Due to the fact that every attribute in ABE may …

There exists a key escrow issue in ciphertext-policy attribute-based encryption (CP-ABE).
The key generator center issues all users' secret keys and can decrypt each ciphertext by …

Attribute-based encryption (ABE) is a preferred technology used to access control the data
stored in the cloud servers. However, in many cases, the authorized decryption user may be …