—Multicasting has not been widely adopted until now, due to lack of access control over the group members. The Authentication, Authorization and Accounting (AAA) protocols are be...
Today many interactions are carried out online through Web sites and e-services and often private and/or sensitive information is required by service providers. A growing concern r...
Claudio Agostino Ardagna, Marco Cremonini, Ernesto...
In a large sensor network, in-network data aggregation, i.e., combining partial results at intermediate nodes during message routing, significantly reduces the amount of communic...
Abstract. Predicate encryption is a new powerful cryptographic primitive which allows for fine-grained access control for encrypted data: the owner of the secret key can release pa...
Current social networks implement very simple protection mechanisms, according to which a user can state whether his/her personal data, relationships, and resources should be eith...