The development of cloud computing techniques has promoted the continuous sharing of a
tremendous amount of media data. However, the involved parties in such processes usually …

Key-aggregate cryptosystems (KAC) have attracted significant attention from the research
community because of their elegance and efficiency in enforcing predefined access control …

NDN is one of the new emerging future internet architectures which brings up new solutions
over today's internet architecture, facilitating content distribution, in-network caching, mobility …

Healthcare service providers store the patients' electronic medical records in the cloud in
order to provide high quality healthcare services. Patients' sensitive data is typically …

Proxy re-encryption (PRE) schemes, which nicely solve the problem of delegating
decryption rights, enable a semi-trusted proxy to transform a ciphertext encrypted under one …

With the development of the industrial Internet of Things (IIoT), the amount of data generated
by industrial manufacturing equipment will increase. To reduce the cost of data management …

Mobile cloud computing (MCC) integrates the advantages of mobile networks and cloud
computing, enabling users to enjoy personalized services without constraints and …

Proxy re-encryption (PRE) is a public-key cryptography primitive that delegates the
decryption capabilities of a user (called delegator) to another user (called delegatee) using …

Secure and scalable data sharing is one of the main concerns of the Internet of Things (IoT)
ecosystem. In this paper, we introduce a novel blockchain-based data-sharing construction …

Attribute-based conditional proxy re-encryption (AB-CPRE) schemes offer flexible controls
over delegations of decryption rights, and offer an efficient solution for enforcing access …