There any many different access-control systems, yet a commonality is that they provide
flexible mechanisms to enforce different access levels. Their importance in organisations to …

Document image quality assessment (DIQA) is an important and challenging problem in real
applications. In order to predict the quality scores of document images, this paper proposes …

Security Enhanced Linux (SELinux) is a security architecture for Linux implementing
mandatory access control. It has been used in numerous security-critical contexts ranging …

Security Enhanced Linux (SELinux) is a security architecture for Linux implementing
Mandatory Access Control. It has been used in numerous security-critical contexts ranging …

System administrators have unlimited access to system resources. As the Snowden case
highlighted, these permissions can be exploited to steal valuable personal, classified, or …

As corporate networks and Internet services are becoming increasingly more complex, it is
hard to keep an overview over all deployed software, their potential vulnerabilities, and all …

Model-checking is a popular approach to the security analysis of ARBAC policies, but its
effectiveness is hindered by the exponential explosion of the ways in which different users …

Security Enhanced Linux (SELinux) is a security architecture for Linux implementing
mandatory access control. It has been used in numerous security-critical contexts ranging …

We present a flexible hierarchical role based access control model based on simple and
existing technologies that enables efficient function-level access control, prototyped in a …

Ensuring the correctness of access control (AC) policies is crucial for system security,
particularly for complex systems with numerous subjects, objects, roles, and actions …