This paper presents a policy-based framework for managing access control in distributed heterogeneous systems. This framework is based on the PDP/PEP approach. The PDP (Policy Deci...
This work proposes a XML-based framework for distributing and enforcing RSVP access control policies, for RSVP-aware application servers. Policies are represented by extending XAC...
Abstract Text documents usually embody visually oriented meta-information in the form of complex visual structures, such as tables. The semantics involved in such objects result in...
This paper considers the effect of untyped attackers inside a distributed system where security is enforced by the type system. In previous work we introduced the Key-Based Decentr...
Privacy is considered critical for all organizations needing to manage individual related information. As such, there is an increasing need for access control models which can adeq...