XACML has become the defacto standard for enterprisewide, policy-based access control. It is a structured, extensible language that can express and enforce complex access control policies. There have been several efforts to extend XACML to support specific authorisation models, such as the OASIS RBAC profile to support Role Based Access Control. A number of proposals for authorisation models th...

The ability of defining privacy preferences in the current social platforms are very restricted. Typically, the user is provided with only some predefined options to select from. In this paper, we present an approach that exploits Semantic Web policies allowing users to control privacy in social web applications. Such policies are general statements that define the behavior of a system. Althoug...

The need for policies to control calls is justified by the changing face of communications. An overview is given of a general architecture and language for policies. It is then shown how these are adapted for control of calls using the H.323 multimedia communications standard. Policy support for H.323 was created by extending an open-source gatekeeper. The core policy language has been speciali...

Organizations use policies to manage business cases effectively and efficiently. However, when they start defining their policies, they are often incomplete. In order to enact the incomplete set of policies they define a default policy that is used for cases that do not match the initial policy set. Since matching a business case to a set of policies is a classification problem, we suggest that...

In Wide Area Networks (WANs)inconsistencies among the security policies of Administrative Domains (ADs) may cause severe security flaws. Recently, security policies are written in natural language and as they get more complicated, even for an expert it might be impossible to detect such inconsistencies. However, when a formal language is used, it might be possible to make verification of securi...

The article aims to provide a historical overview of language planning and policy in Russia establish analyse the overarching approaches status, acquisition, corpus planning. provided examples analysis various stages reinforce argument that development was consistent with endeavours political elites centralise power adjust agency use languages for their ends. Our data showed State has played ke...