The protection of privacy has gained considerable attention recently. In response to this, new privacy protection systems are being introduced. SITDRM is one such system that protects private data through the enforcement of licenses provided by consumers. Prior to supplying data, data owners are...

This article presents a survey of authorisation models and considers their ‘fitness-for-purpose’ in facilitating information sharing. Network-supported information sharing is an important technical capability that underpins collaboration in support of dynamic and unpredictable activities...

Authorised users (insiders) are behind the majority of security incidents with high financial impacts. Because authorisation is the process of controlling users? access to resources, improving authorisation techniques may mitigate the insider threat. Current approaches to authorisation suffer...