Advances in the usage of information and communication technologies (ICT) has given rise
to the popularity and success of cloud computing. Cloud computing offers advantages and …

Mobile systems have limited resources, such as battery life, network bandwidth, storage
capacity, and processor performance. These restrictions may be alleviated by computation …

Recent advances have given rise to the popularity and success of cloud computing.
However, when outsourcing the data and business application to a third party causes the …

Some of the most challenging issues in data outsourcing scenario are the enforcement of
authorization policies and the support of policy updates. Ciphertext-policy attribute-based …

In the past few years the role of e-health applications has taken a remarkable lead in terms
of services and features inviting millions of people with higher motivation and confidence to …

Providing secure and efficient access to large scale outsourced data is an important
component of cloud computing. In this paper, we propose a mechanism to solve this …

Cipher text-Policy Attribute-base Encryption (CP-ABE) is regarded as one of the most
suitable technologies for data access control in cloud storage. In almost all existing CP-ABE …

Cloud data storage has provided significant benefits by allowing users to store massive
amount of data on demand in a cost-effective manner. To protect the privacy of data stored in …

For many companies the remaining barriers to adopting cloud computing services are
related to security. One of these significant security issues is the lack of auditability for …

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-----------------------Cloud computing has emerged as a popular model in computing world to …