Cloud computing is a long‐standing dream of computing as a utility, where users can store
their data remotely in the cloud to enjoy on‐demand services and high‐quality applications …

Cloud computing has emerged as one of the most groundbreaking technologies to have
redefined the bounds of conventional computing techniques. It has ushered in a paradigm …

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 …

As an attractive business model of cloud computing, outsourcing services usually involve
online payment and security issues. The mutual distrust between users and outsourcing …

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 …

Cloud storage service supplies people with an efficient method to share data within a group.
The cloud server is not trustworthy, so lots of remote data possession checking (RDPC) …

To increase the availability and durability of the outsourced data, many customers store
multiple copies on multiple cloud servers. To guarantee the integrity of multi-copies, some …

Fog computing, as an extension of cloud computing, outsources the encrypted sensitive data
to multiple fog nodes on the edge of Internet of Things (IoT) to decrease latency and network …

With the application of wireless sensor network (WSN) in healthcare field, online sharing of
medical data has attracted more and more attention. However, wearable sensor nodes are …

Attribute based encryption (ABE) is a popular cryptographic technology to protect the
security of users' data. However, the decryption cost and ciphertext size restrict the …