In defining large, complex access control policies, one would like to compose sub-policies, perhaps authored by different organizations, into a single global policy. Existing po...
Proposed models for spatially-aware extensions of role-based access control (RBAC) combine the administrative and security advantages of RBAC with the dynamic nature of mobile and...
Making correct access-control decisions is central to security, which in turn requires accounting correctly for the identity, credentials, roles, authority, and privileges of users...
Thumrongsak Kosiyatrakul, Susan Older, Shiu-Kai Ch...
Security is a crucial aspect in any modern software system. To ensure security in the final product, security requirements must be considered in the entire software development p...
Abstract. We present a method for mapping security levels among the components of a distributed system where data in the local sources are represented in XML. Distributed data is i...