Trust management systems are frameworks for authorization in modern distributed systems,
allowing remotely accessible resources to be protected by providers. By allowing providers …

Contextual integrity is a conceptual framework for understanding privacy expectations and
their implications developed in the literature on law, public policy, and political philosophy …

Wireless sensors networks are susceptible to a large number of security threats, and
because of the communication, computation and delay constraints of most applications that …

For wireless sensor networks (WSNs), many factors, such as mutual interference of wireless
links, battlefield applications and nodes exposed to the environment without good physical …

Conventional access control are suitable for regulating access to resources by known users.
However, these models have often found to be inadequate for open and decentralized multi …

There have been two parallel themes in access control research in recent years. On the one
hand there are efforts to develop new access control models to meet the policy needs of real …

Many modern web-platforms are no longer written by a single entity, such as a company or
individual, but consist of a trusted core that can be extended by untrusted third-party authors …

Access-control policy misconfigurations that cause requests to be erroneously denied can
result in wasted time, user frustration, and, in the context of particular applications (eg, health …

Grid computing allows sharing of services and resources accross institutions. However,
current Grid security mechanisms for authentication and authorization are too rigid and they …

Web service is a new service-oriented computing paradigm which poses the unique security
challenges due to its inherent heterogeneity, multi-domain characteristic and highly dynamic …