Administering and maintaining access control systems is a challenging task, especially in environments with complex and changing authorization requir...

The impact of privacy requirements in the development of modern applications is increasing very quickly. Many commercial and legal regulations are dr...

In this article, we introduce a comprehensive framework supporting a privacy-aware access control mechanism, that is, a mechanism tailored to enforce...

Previous work has shown that distributed authorization systems that fail to sample a consistent snapshot of the underlying system during policy evalu...

The SELinux mandatory access control (MAC) policy has recently added a multilevel security (MLS) model which is able to express a fine granularity of...