Cloud computing is a complex system with combination of diverse networked devices that
supports demanded services. The architecture of cloud computing consists of different kinds …

Identity management is based on the creation and management of user identities for
granting access to the cloud resources based on the user attributes. The cloud identity and …

An authentication mechanism plays an essential role in access control. Authentication
methods vary depending on the environment used, and many authentication methods are …

Web applications and cloud services are rapidly emerging as the inevitable technology for
communication between organizations. Cloud-based solutions are currently deployed to …

Research interests about access control mechanisms for distributed resources have recently
increased. In this scenario, users from different institutions access distributed resources …

This paper proposes a secure inter-cloud authorization scheme using ciphertext-policy
attribute-based encryption (CP-ABE). The proposed scheme enables data owners to access …

This paper analyzes the impact of students' proactivity on academic performance based on a
sample from students enrolled in an introductory course of Political Economy at the …

The purpose of this study is to identify the potential security and privacy issues for the
entities providing cloud identity services known as cloud identity providers. We document …

Identity federations enable users, service providers, and identity providers from different
organizations to exchange authentication and authorization information in a secure way. In …